All Wiring Diagrams for GMC Sierra 2014 1500

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 4) for GMC Sierra 2014 1500

List of elements for Automatic A/C Wiring Diagram (1 of 4) for GMC Sierra 2014 1500:

• (left front dash defroster deflector) g218
• (lower right side of hvac module) blower motor
• 5 volt reference
• Ambient light/ sunload sensor (top center of dash)
• Batt positive volt
• Blower mtr spd ctrl
• Computer data lines system
• Defogger system
• Electric variable displacement ctrl
• Electric variable displacement sply
• Frt blwr fuse 40a
• G210 (right front dash defroster deflector)
• Gnd
• Ground distribution system
• Headlights system
• Hot at all times
• Hot w/ ignition main relay energized
• Hvac control module (behind the upper glove box)
• Hvac/aux hvac ign fuse 15a
• Inside air temp sens sig
• Instrument panel junction block
• J212
• Left instrument panel fuse block
• Linear interconnect network bus 9
• Logic
• Low speed gmlan serial data
• Peps/hvac fuse 10a
• Rear air temp door ctrl
• Rear defog rly ctrl
• Right instrument panel fuse block
• Run/crank ign 1 volt
• Solar sensor driver signal
• Twilight sentinel delay signal
• Volt batt positive
• X115
• X215
• X216
• X217

Automatic A/C Wiring Diagram (2 of 4) for GMC Sierra 2014 1500

List of elements for Automatic A/C Wiring Diagram (2 of 4) for GMC Sierra 2014 1500:

• A/c evaporator temperature sensor (on hvac assembly)
• Auto a/c switch
• Computer data lines system
• Defrost switch windshield
• Display
• Down switch temperature left
• Duct left lower air temperature sensor (left side of hvac module)
• Duct left upper air temperature sensor (under upper left side of dash)
• Duct right lower air temperature sensor (lower left of hvac module)
• Duct right upper air temperature sensor (under upper right side of dash)
• Hvac controls
• Info display module
• Off switch
• Recirculation switch
• Red
• Right
• Switch fan up ventilating
• Temperature down switch
• Temperature left
• Up switch
• Up switch temperature right
• Ventilating fan down switch

Automatic A/C Wiring Diagram (3 of 4) for GMC Sierra 2014 1500

List of elements for Automatic A/C Wiring Diagram (3 of 4) for GMC Sierra 2014 1500:

• A/c compressor
• A/c compressor clutch
• A/c compressor solenoid valve
• Air inlet door actuator (behind glove box)
• Air temp door control
• Air temp door position sig
• Computer data lines system
• Data (+)
• Data (-)
• Display
• Engine coolant temperature gauge
• Evap core temp sensor sig
• G110 (left front lower side of engine block)
• Hvac control module (behind the upper glove box)
• Instrument cluster
• J124
• J255
• J257
• Left air temperature door actuator (part of hvac module)
• Left mode door actuator (upper left side of hvac module)
• Logic
• Lower left air temp sens sig
• Lower right air temp sens sig
• Mode 1 valve position sensor sig
• Mode door control
• Most serial
• Pass air temp door ctrl
• Pass air temp door position sig
• Pass air temp motor ctrl
• Recirculation door control
• Recirculation door position sig
• Red
• Right air temperature door actuator (part of hvac module)
• Sens low ref
• Upper left air temp sens sig
• Upper right air temp sens sig

Automatic A/C Wiring Diagram (4 of 4) for GMC Sierra 2014 1500

List of elements for Automatic A/C Wiring Diagram (4 of 4) for GMC Sierra 2014 1500:

• A/c
• A/c compressor clutch relay
• A/c compressor clutch rely ctrl
• A/c press sens 5 volt ref 1
• A/c refrigerant press sens lo ref
• A/c refrigerant press sens sig
• A/c refrigerant pressure sensor (near compressor, on a/c high pressure hose)
• Ambient air temperature sensor (on left side of radiator support)
• Ambt air temp snsr sig
• B+ volt
• Batt + volt
• Clutch fuse 10a
• Computer data lines system
• Cool fan 1 fuse 40a
• Cool fan 2 fuse 40a
• Eng coolant temp sens sig
• Engine control module (left front of engine compt, near fan shroud)
• Engine controls ignition relay
• Engine coolant temperature sensor (4.3l: left side of engine) (except 4.3l: on top of engine)
• G101 (on lower right radiator support)
• G102 (on lower left front of engine)
• G110 (left front lower side of engine block)
• Gnd
• Hi spd cooling fan rly ctrl
• Hi spd gmlan serial data (+) 1
• Hi spd gmlan serial data (-) 1
• Hot at all times
• J115
• J125
• J130 (in engine harness)
• Left cooling fan motor (left front of engine compt)
• Lo ref
• Right cooling fan motor (right front of engine compt)
• Tcm/ecm fuse 15a
• Underhood fuse block (left side of engine compt)
• X105

Manual A/C Wiring Diagram (1 of 3) for GMC Sierra 2014 1500

List of elements for Manual A/C Wiring Diagram (1 of 3) for GMC Sierra 2014 1500:

• (left front dash defroster deflector) g218
• (lower right side of hvac module) blower motor
• 5 volt reference
• Ambient light/ sunload sensor (top center of dash)
• Batt positive volt
• Blower mtr spd ctrl
• Computer data lines system
• Defogger system
• Electric variable displacement ctrl
• Electric variable displacement sply
• Frt blwr fuse 40a
• G210 (right front dash defroster deflector)
• Gnd
• Ground distribution system
• Headlights system
• Hot at all times
• Hot w/ ignition main relay energized
• Hvac control module (behind the upper glove box)
• Hvac/aux hvac ign fuse 15a
• Inside air temp sens sig
• Instrument panel junction block
• J212
• Left instrument panel fuse block
• Linear interconnect network bus 9
• Logic
• Low speed gmlan serial data
• Peps/hvac fuse 10a
• Rear air temp door ctrl
• Rear defog rly ctrl
• Right instrument panel fuse block
• Run/crank ign 1 volt
• Solar sensor driver signal
• Twilight sentinel delay signal
• Volt batt positive
• X115
• X215
• X216
• X217

Manual A/C Wiring Diagram (2 of 3) for GMC Sierra 2014 1500

List of elements for Manual A/C Wiring Diagram (2 of 3) for GMC Sierra 2014 1500:

• A/c compressor
• A/c compressor clutch
• A/c compressor solenoid valve
• Air inlet door actuator (behind glove box)
• Air temp door control
• Air temp door position sig
• Auto a/c switch
• Computer data lines system
• Defrost switch windshield
• Display
• Down switch temperature left
• Engine coolant temperature gauge
• G110 (left front lower side of engine block)
• Hvac control module (behind the upper glove box)
• Hvac controls
• Info display module
• Instrument cluster
• J124
• J255
• J257
• Left air temperature door actuator (part of hvac module)
• Left mode door actuator (upper left side of hvac module)
• Logic
• Mode 1 valve position sensor sig
• Mode door control
• Most serial data (+)
• Most serial data (-)
• Off switch
• Recirculation door control
• Recirculation door position sig
• Recirculation switch
• Right
• Switch fan up ventilating
• Temperature down switch
• Temperature left
• Up switch
• Up switch temperature right
• Ventilating fan down switch

Manual A/C Wiring Diagram (3 of 3) for GMC Sierra 2014 1500

List of elements for Manual A/C Wiring Diagram (3 of 3) for GMC Sierra 2014 1500:

• A/c
• A/c compressor clutch relay
• A/c compressor clutch rely ctrl
• A/c press sens 5 volt ref 1
• A/c refrigerant press sens lo ref
• A/c refrigerant press sens sig
• A/c refrigerant pressure sensor (near compressor, on a/c high pressure hose)
• Ambient air temperature sensor (on radiator support)
• Ambt air temp snsr sig
• B+ volt
• Batt + volt
• Clutch fuse 10a
• Computer data lines system
• Cool fan 1 fuse 40a
• Cool fan 2 fuse 40a
• Eng coolant temp sens sig
• Engine control module (left front of engine compt, near fan shroud)
• Engine controls ignition relay
• Engine coolant temperature sensor (4.3l: left side of engine) (except 4.3l: on top of engine)
• G101 (on lower right radiator support)
• G102 (on lower left front of engine)
• G110 (left front lower side of engine block)
• Gnd
• Hi spd cooling fan rly ctrl
• Hi spd gmlan serial data (+) 1
• Hi spd gmlan serial data (-) 1
• Hot at all times
• J115
• J125
• J130 (in engine harness)
• Left cooling fan motor (left front of engine compt)
• Lo ref
• Right cooling fan motor (right front of engine compt)
• Tcm/ecm fuse 15a
• Underhood fuse block (left side of engine compt)
• X105

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (not used)
• Abs pump fuse 60a
• Abs vlv fuse 25a
• Batt positive volt
• Brake fluid level snsr sigl
• Brake pressure modulator
• Brake vacuum sensor signal
• Brake vacuum snsr 5 volt ref
• Brake vacuum snsr low ref
• Cmbd vhce in snsr sply volt
• Computer data lines system
• Computer datalines system
• Electronic brake control module (on left side of frame assembly)
• G121 (under vehicle at driver door on body mount frame post)
• G218 (left front dash defroster deflector)
• Gmlan +
• Gmlan -
• Gmlan serial data (+) (1)
• Gmlan serial data (+) (2)
• Gmlan serial data (-) (1)
• Gmlan serial data (-) (2)
• Gnd
• Hot at all times
• Instrument panel junction block
• J285
• Left front wheel speed sensor (on left front steering knuckle)
• Left rear wheel speed sensor (on left rear brake backing plate)
• Lf fnt whl spd snsr sply volt
• Lf front whl spd snsr sig
• Lf rr whl spd snsr sply volt lf rear wheel spd snsr sig
• Nca
• Rh fnt whl spd snsr sig
• Rh ft whl spd snsr sply volt
• Rh rr whl spd snsr sig
• Rh rr whl spd snsr sply volt
• Sens sply volt
• Serial data comm enable
• Steering angle sensor (on steering column)
• Underhood fuse block (left side of engine compt)
• Vehicle speed signal
• X185
• X201
• X225

Anti-lock Brakes Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• (left front dash defroster deflector) g218
• (or 5066)
• Abs ind
• Body control module (bcm) (lower left side of dash)
• Brake booster vacuum sensor (left rear of engine compt)
• Brake fluid level switch (on brake master cylinder reservoir)
• Brake ind
• Brake pedal position sensor (behind brake pedal assembly)
• Computer data lines system
• Driver information center display
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Esc ind
• Esc off ind
• G121 (under vehicle at driver door on body mount frame post)
• G218 (left front dash defroster deflector)
• Gmlan data(+)
• Gmlan data(-)
• Hi spd gmlan serial data +
• Hi spd gmlan serial data -
• Hot w/ ignition main relay energized
• Instrument cluster
• Instrument panel junction block
• Instrument panel multi-function switch
• Ipc ign/ sdm ign fuse 10a
• J212
• J356
• Left instrument panel fuse block (lower left side of dash)
• Logic
• Nca
• Park brake switch (on park brake pedal assembly)
• Power distribution system
• Prk brk sw
• Right front wheel speed sensor (on right front steering knuckle)
• Right rear wheel speed sensor (on right rear brake backing plate)
• Snsr low ref
• Traction control off ind
• Traction control off switch
• Traction sw
• X115
• X119

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 3) for GMC Sierra 2014 1500

List of elements for Forced Entry Wiring Diagram (1 of 3) for GMC Sierra 2014 1500:

• Actuator receive sig
• Actuator return
• Actuator unlck ctrl
• Batt pos volt
• Bcm 3 fuse 20a
• Beam sply volt
• Body control module (lower left side of dash)
• Child security
• Computer data lines system
• Dr lck ctrl
• Dr lck ctrl 2
• Driver door latch assembly (in rear of driver front door)
• Driver window motor (except crew cab: inside driver's door) (crew cab: in left rear door)
• Driver window switch
• G218 (left front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Gmlan serial data (+)
• Gmlan serial data (-)
• Gnd
• Headlights system
• Hood ajar sw sig
• Horn relay ctrl
• Horns system
• Hot at all times
• Instrument panel left fuse block (lower left side of dash)
• Interior lights system
• J205
• J515
• J650
• Key sw unlck sig
• Lck rly ctrl
• Lf dr ajar sw sig
• Lin bus 3
• Lock ctrl
• Lock motor status
• Lock out ind
• Lock out switch
• Lock sig
• Logic
• Lr dr ajar sw sig
• Lt headlp low
• Motor status sig lr
• Motor status sig rr
• Mtr status
• Passenger door lock switch
• Rf dr ajar sw sig
• Rr dr ajar sw sig
• Rt headlp low beam sply volt
• Security lck sw sig
• Sw sig lf dr ajar
• Transmit signal
• Unlock ctrl
• Unlock sig
• W/ power operated window
• W/o power operated window
• X225
• X500
• X505
• X600
• X605
• X606
• X700
• X800

Forced Entry Wiring Diagram (2 of 3) for GMC Sierra 2014 1500

List of elements for Forced Entry Wiring Diagram (2 of 3) for GMC Sierra 2014 1500:

• (in right end of dash) instrument panel right fuse block
• (info not available)
• 2wd
• 4wd
• Ajar sw sig rf dr
• Ajar sw sig rr dr
• Child security lock disable relay
• Computer data lines system
• Door dead lock relay
• Driver door lock switch
• Except regular cab
• G210 (right front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Instrument panel junction block x5
• Interior lights system
• J241
• J331 (in chassis harness)
• J360
• J361
• J515
• J615
• J815
• Lin bus 3
• Lin bus 4
• Logic
• Passenger door latch assembly (in rear of passenger front door)
• Passenger window switch
• Regular cab
• Right rear door latch assembly (crew cab: rear of right rear door)
• Right rear window switch
• W/ power operated window
• W/o power operated window
• X500
• X505
• X506
• X600
• X605
• X800

Forced Entry Wiring Diagram (3 of 3) for GMC Sierra 2014 1500

List of elements for Forced Entry Wiring Diagram (3 of 3) for GMC Sierra 2014 1500:

• (not used)
• (part of hood latch assembly) hood ajar switch
• 2wd
• 4wd
• Actr receive sig
• Actr rtn
• Actr sply volt
• Actr transmit sig
• Ajar sw sig lr dr
• Antenna
• Computer data lines system
• Display
• Door ajar ind
• Except regular cab
• G102 (on lower left front of engine)
• G311 (inside drive motor generator battery)
• Instrument cluster
• J125
• J715
• Left rear door latch assembly (crew cab: rear of left rear door)
• Left rear window switch
• Lin bus 4
• Lo spd gmlan serial data
• Logic
• Remote control door lock receiver (top rear of passenger compt)
• Security ind
• W/ power operated window
• W/o power operated window
• X150
• X700

Pass-Key Wiring Diagram for GMC Sierra 2014 1500

List of elements for Pass-Key Wiring Diagram for GMC Sierra 2014 1500:

• (not used)
• (part of hood latch assembly) hood ajar switch
• Antenna
• Batt positive volt
• Bcm 3 fuse 20a
• Body control module (lower left side of dash)
• Computer data lines system
• Display
• G102 (on lower left front of engine)
• G218 (left front dash defroster deflector)
• Gmlan serial data (+)
• Gmlan serial data (-)
• Gnd
• Hood ajar sw sig
• Hot at all times
• Immobilizer control module (near ignition cylinder)
• Immobilizer return
• Immobilizer sply volt
• Instrument cluster
• Instrument panel left fuse block (lower left side of dash)
• J125
• J205
• Lin bus 11
• Lo spd gmlan serial data
• Logic
• Return
• Security indicator
• Sply volt
• X150

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Body Control Modules Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (left front dash defroster deflector)
• (left front dash defroster deflector) g218
• 2wd late production
• 4wd & 2wd early production
• 5 volt ref
• Ambient light sensor signal
• Anti-lock brakes system
• Backup lamp relay control
• Batt positive volt
• Battery positive voltage
• Bcm 1 fuse 10a
• Bcm 2 fuse 10a
• Bcm 3 fuse 20a
• Bcm 4 fuse 20a
• Bcm 5 fuse 10a
• Bcm 6 fuse 15a
• Bcm 7p fuse 15a
• Bcm 8 fuse 20a
• Body control module (lower left side of dash)
• Cargo lamp sw sig
• Child lockout indicator
• Computer data lines system
• Cruise/etc/tcc brake signal
• Current sensor low ref
• Dimmer sw low ref
• Dimmer sw sig
• Door locks & anti-theft systems
• Door locks & anti-theft systems exterior lights system
• Drv dr lock sw lck sig
• Drv dr lock sw unlck sig
• Exhaust brake switch signal security lock relay cntrl
• Exterior lights system
• Fog lamp relay control
• Front fog lamp sw sig
• G218
• Ground
• Hazard switch signal
• Headlamp off sw sig
• Headlamp sw park lamp sig
• Headlamp switch on signal
• Headlights system
• High beam relay control
• Horn relay control
• Horns system
• Hot at all times
• Indicator dimming ctrl
• Interior lamp defeat sw sig
• Interior lights system
• J205
• Led backlight dimming ctrl
• Left instrument panel fuse block
• Left trailer turn sig lamp
• Lighting control 2
• Network bus 4
• Out of park signal
• Park lamp relay control
• Park sw sig
• Power distribution system
• Remote func act receive sig
• Remote func act transmit sig
• Remote function act rtn
• Remote function act sply
• Right instrument panel fuse block
• Right trailer turn sig lamp
• Run ignition 3 voltage
• Security indicator control
• Sens low ref
• Serial data (+) (1)
• Serial data (-) (1)
• Spare fuse 15a
• Starting/charging system
• Stop lamp sw sig
• Traction ctrl sw sig
• Turn signal lamp sply volt
• Wiper switch high signal
• Wiper/washer system

Body Control Modules Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Body Control Modules Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• 12 volt reference
• Accelerate switch signal
• Accessory voltage
• Accessory wakeup ser data
• Anti-lock brakes system
• Anti-theft & door locks systems
• Anti-theft system
• Batt positive volt
• Body control module (lower left side of dash)
• Computer data lines system
• Control switch signal
• Courtesy lamp sw sig
• Cruise control system
• Current sens sig
• Current sens sply volt
• Dimmer switch high beam signal
• Door ajar sw sig
• Door lock control
• Door lock key sw unlock sig
• Door locks & anti-theft systems
• Dr lk actuator unlk ctrl
• Dr lk ctrl 2
• Driver door lock mtr status
• Drv seat vent mtr cntrl (1)
• Exterior lights system
• G110 (left front lower side of engine block)
• G218 (left front dash defroster deflector)
• Gap up/down switch signal
• Ground
• Hazard switch left turn signal
• Hazard switch right turn sig
• Headlights system
• Hi speed gmlan ser data (+)
• Hi speed gmlan ser data (-)
• Hood ajar switch signal
• Horn switch signal
• Horns system
• Ignition key resistor signal
• Immobilizer return
• Inadvertent power control
• Interior lights system
• Interior lp ctrl
• J125
• J205
• Led ambient lighting control 1
• Led backlt dimming ctrl
• Left front door ajar sw sig
• Lin interconnect ntwrk bus 2
• Lin interconnect ntwrk bus 3
• Lock control
• Lock sw sig
• Low reference
• Low speed gmlan serial data
• Lr stop drl sply volt
• M6 x2
• Motor status sig
• Network bus 11
• Network bus 5
• Off/run/crank voltage
• Pass dr lk sw lk ctrl
• Pass seat vent mtr cntrl (1)
• Power distribution system
• Rap relay coil control
• Rear license lp ctrl
• Rf turn sig lp sply volt
• Rr dr ajar sw sig
• Rr lk mtr status sig
• Rr turn sig lp sply volt
• Run/crank ignition 1 voltage
• Run/crank relay coil control
• Seats system
• Select sw performance sig
• Serial data comm enable
• Set/coast/resume/
• Shift interlock solenoid cntrl
• Shift interlock system
• Sig ground
• Standing lamp relay control
• Starting/charging system
• Stop lp rly coil sply volt
• Switch flash to pass signal
• Tap up/tap down switch signal
• Transmissions system
• Underhood fuse block (left side of engine compt)
• Unlock control
• Windshield washer rly ctrl
• Windshield washer switch sig
• Windshield wiper sw low sig
• Wiper mtr park sw sig
• Wiper switch high signal
• Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram (1 of 5) for GMC Sierra 2014 1500

List of elements for Computer Data Lines Wiring Diagram (1 of 5) for GMC Sierra 2014 1500:

• (right front dash defroster deflector) g210
• 2wd early production & 4wd
• 2wd late production
• Acc wakeup ser data
• Air bag/info fuse 10a
• Body control module (lower left side of dash)
• Data link connector (dlc) (lower left side of dash)
• Dlc/dsm fuse 10a
• Driver seat heating & cooling switch
• Driver window motor (inside driver's door)
• Driver window switch
• G218 (left front dash defroster deflector)
• Ground distribution system
• Hi spd gmlan ser data bus (+) 1
• Hi spd gmlan ser data bus (-) 1
• Hot at all times
• Immobilizer control module (near ignition cylinder)
• Instrument panel junction block
• J212
• J242
• J245
• J306 (in driver seat harness, 20 cm from x303)
• J370
• J372
• J550
• Left instrument panel fuse block
• Left rear window switch
• Linear interconnect network bus 11
• Linear interconnect network bus 2
• Linear interconnect network bus 3
• Linear interconnect network bus 4
• Linear interconnect network bus 5
• Linear interconnect network bus 8
• Lo spd gmlan ser data
• Logic
• Passenger seat heating & cooling switch
• Passenger window switch
• Right instrument panel fuse block
• Right rear window switch
• Seat heating control module
• Ser data comm enable
• X185
• X201
• X225
• X320
• X500
• X505
• X600
• X605
• X700
• X800

Computer Data Lines Wiring Diagram (2 of 5) for GMC Sierra 2014 1500

List of elements for Computer Data Lines Wiring Diagram (2 of 5) for GMC Sierra 2014 1500:

• Base
• Except base
• Hi spd gmlan ser data (+) 1
• Hi spd gmlan ser data (-) 1
• Human machine interface control module (behind the glove box)
• Hvac control module (behind the upper glove box)
• Info display module
• Linear interconnect network bus 10
• Linear interconnect network bus 5
• Lo spd gmlan ser data
• Most ctrl
• Most ser data (+)
• Most ser data (-)
• Network bus 10 linear interconnect
• Network bus 5 linear interconnect
• Network bus 9 linear interconnect
• Radio
• Ser dat comm enable
• Ser data lo spd gmlan
• W/ media disc player
• W/o media disc player
• X225
• X399

Computer Data Lines Wiring Diagram (3 of 5) for GMC Sierra 2014 1500

List of elements for Computer Data Lines Wiring Diagram (3 of 5) for GMC Sierra 2014 1500:

• (not used) b
• (not used) c
• (not used) f
• (not used) i
• Audio amplifier (under rear of center console)
• Instrument cluster
• J249
• Linear interconnect network bus 12
• Lo spd gmlan ser data
• Lo spd gmlan ser data x3
• Logic
• Media disc player
• Most ctrl
• Most ser data (+)
• Most ser data (-)
• Right steering wheel controls switch
• Splice pack jx200
• Steering wheel air bag coil
• W/ multi color driver information display
• W/ premium audio speaker system
• W/ rear seat entertainment
• W/o multi color driver information display
• W/o premium audio speaker system
• W/o rear seat entertainment
• X201
• X215
• X225
• X275

Computer Data Lines Wiring Diagram (4 of 5) for GMC Sierra 2014 1500

List of elements for Computer Data Lines Wiring Diagram (4 of 5) for GMC Sierra 2014 1500:

• (in i/p harness, in headlight & dimmer switch breakout) j201
• (not used) b
• (not used) c
• (not used) e
• (not used) h
• (not used) i
• Acc wakeup serial data
• Front & rear parking assist control module (below lower right of rear window)
• Hi spd gmlan ser data (+) 1
• Hi spd gmlan ser data (+) 2
• Hi spd gmlan ser data (-) 1
• Hi spd gmlan ser data (-) 2
• Inflatable restraint sensing & diagnostic module (under driver's seat)
• Instrument panel junction block
• J191
• J200 (in i/p harness, 14 cm from left i/p junction block breakout)
• J365
• Linear interconnect network bus 8
• Lo spd gmlan ser data
• Passenger presence module (under front of passenger seat cushion)
• Power steering control module (on power steering rack assembly)
• Seat memory control module (under driver seat)
• Ser data comm enable
• Splice pack jx300
• Steering wheel angle sensor (on steering column)
• Transfer case control module (lower left side of dash)
• X115
• X125
• X182
• X185
• X201
• X275
• X310
• X320

Computer Data Lines Wiring Diagram (5 of 5) for GMC Sierra 2014 1500

List of elements for Computer Data Lines Wiring Diagram (5 of 5) for GMC Sierra 2014 1500:

• (in fuse block jumper harness)
• (in fuse block jumper harness) j210
• Acc wakeup ser data
• Automatic transmission assembly
• Chassis control module
• Control solenoid valve assembly
• Electronic brake control module (on left side of frame assembly)
• Engine control module (left front of engine compt, near fan shroud)
• Frontview camera module (behind inside rearview mirror)
• Fuel pump driver control module (mounted to bracket above spare tire)
• Hi spd gmlan ser data (+) 1
• Hi spd gmlan ser data (+) 2
• Hi spd gmlan ser data (+) 3
• Hi spd gmlan ser data (-) 1
• Hi spd gmlan ser data (-) 2
• Hi spd gmlan ser data (-) 3
• High speed bus terminating resistor
• J165 (engine harness, rear of intake manifold, near left center)
• J211
• J260
• J309 (in driver seat harness, 6 cm from x303)
• Lo spd gmlan ser data
• Ser data comm enable
• Telematics communication interface control module
• Trailer brake enable signal
• Trailer brake power control module (mounted to bracket above spare tire)
• W/ extended fuel economy
• W/o extended fuel economy
• X115
• X125
• X185

COOLING FAN

Cooling Fan Wiring Diagram for GMC Sierra 2014 1500

List of elements for Cooling Fan Wiring Diagram for GMC Sierra 2014 1500:

• B+ volt
• Batt + volt
• Computer data lines system
• Cool fan 1 fuse 40a
• Cool fan 2 fuse 40a
• Eng coolant temp sens sig
• Engine control module (left front of engine compt, near fan shroud)
• Engine coolant temperature sensor (4.2l: left side of engine) (except 4.3l: on top of engine)
• G101 (on lower right radiator support)
• G102 (on lower left front of engine)
• G110 (left front lower side of engine block)
• Gnd
• Hi spd cooling fan rly ctrl
• Hi spd gmlan serial data (+) 1
• Hi spd gmlan serial data (-) 1
• Hot at all times
• J115
• J125
• J130 (in engine harness)
• Left cooling fan motor (left front of engine compt)
• Lo ref
• Right cooling fan motor (right front of engine compt)
• Tcm/ecm fuse 15a
• Underhood fuse block (left side of engine compt)
• X105

CRUISE CONTROL

Cruise Control Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Cruise Control Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (or 5066)
• 12 volt ref
• 5 volt sig
• Accel pedal pos lo ref (1)
• Accel pedal pos sig (1)
• Accl pedal pos 5 volt ref (1)
• Accl pedal pos 5 volt ref 2
• Accl pedal pos low ref (2)
• Accl pedal pos sig (2)
• Adap cruise ctrl up dwn sw sig
• Batt pos volt
• Bcm 1 fuse 10a
• Body control module (lower left side of dash)
• Brake pedal position sensor (behind brake pedal assembly)
• Computer data lines system
• Cruise ctrl set/coast/ res/acc sw sig
• Cruise/etc/tcc/ brake signal
• Cruise/etc/tcc/brake sig
• Ecm ign fuse 15a
• Engine control module (left front of engine compt, near fan shroud)
• G110 (left front lower side of engine block)
• G218 (base of left kick panel)
• Ground
• Hi spd gmlan srl data (+)
• Hi spd gmlan srl data (-)
• Hi spd serial data bus (+)
• Hi spd serial data bus (-)
• Hot at all times
• Hot w/ ignition main relay energized
• Instrument panel junction block
• J125
• J205
• Left instrument panel fuse block
• Low reference
• Run/crank ignition 1 volt
• Sensor lo ref
• Sig gnd
• Stp lp sw sig
• Throttle body
• Thrtl actr ctrl close
• Thrtl actr ctrl open
• Thrtl pos sen 5 volt ref
• Thrtl pos sen sig (1)
• Underhood fuse block (left side of engine compt)
• X115
• X119

Cruise Control Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Cruise Control Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• 2wd
• 4wd
• Accelerator pedal position (app) sensor (above accelerator pedal)
• Automatic transmission assembly
• Cancel switch
• Computer data lines system
• Control solenoid valve assembly
• Cruise ind
• Cruise switch
• Display
• Gap switch
• Instrument cluster
• J127
• Left steering wheel controls switch
• Lo spd gmlan serial data
• Logic
• Red
• Res+
• Set-
• Steering wheel air bag coil
• Transmission control module
• Transmission input shaft speed sensor
• Transmission output shaft speed sensor
• X115
• X119

DEFOGGERS

Defoggers Wiring Diagram for GMC Sierra 2014 1500

List of elements for Defoggers Wiring Diagram for GMC Sierra 2014 1500:

• 2wd
• 4wd
• Driver outside rearview mirror
• Driver outside rearview mirror glass
• Driver outside rearview mirror glass x2
• G110 (left front lower side of engine block)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• G380 (below driver side of rear window)
• Hot at all times
• Htd mir fuse 15a
• Hvac control module (behind the upper glove box)
• J124
• J379
• J515
• J615
• Logic
• Nca
• Passenger outside rearview mirror
• Passenger outside rearview mirror glass
• Passenger outside rearview mirror glass x2
• Rear defog fuse 30a
• Rear defogger grid
• Rear defogger ind
• Rear defogger relay
• Rear defogger rly ctrl
• Rear defogger switch
• Underhood fuse block (left side of engine compt)
• X200
• X216
• X500
• X510
• X600
• X610

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for GMC Sierra 2014 1500

List of elements for Electronic Power Steering Wiring Diagram for GMC Sierra 2014 1500:

• 5-volt ref
• Battery fuse block (engine compt, top right)
• Battery positive volt
• Computer data lines system
• Data (+)
• Data (-)
• Data +
• Data -
• Display
• Electronic brake control module (on left side of frame assembly)
• Fuse 175a
• G125 (right side front of engine)
• G218 (left front dash defroster deflector)
• Gnd
• Hi spd ser data (+) 1
• Hi spd ser data (+) 2
• Hi spd ser data (-) 1
• Hi spd ser data (-) 2
• Hot at all times
• Instrument cluster
• J285
• Logic
• Low ref
• Power steering control module (on power steering rack assembly)
• Power steering motor
• Power steering shaft torque/ position sensor
• Red
• Scl
• Sda
• Ser data comm enable
• Sply volt
• Steering angle sensor (on steering column)
• Tan
• Tor in 1
• Tor in 2
• Trq1 pwm q1
• Trq2 pwm q2
• Volt
• X183
• X185
• X201
• X225

ENGINE PERFORMANCE

4.3L VIN H

4.3L VIN H, Engine Performance Wiring Diagram (1 of 6) for GMC Sierra 2014 1500

List of elements for 4.3L VIN H, Engine Performance Wiring Diagram (1 of 6) for GMC Sierra 2014 1500:

• (above accelerator pedal) accelerator pedal position (app) sensor
• (left side of engine compt) underhood fuse block
• (near compressor, on a/c high pressure hose) a/c refrigerant pressure sensor
• (or 6109)
• (or 6110)
• (or 6111)
• 5 volt reference
• 5 volt reference (1)
• 5 volt reference (2)
• 5v reference
• A/c compressor clutch rly ctrl
• A/c refrigerant pressure sens sig
• A/t
• Accessory wakeup serial data
• Air conditioning system
• Ambient air temperature sens sig
• App sens 1 sig
• App sens 2 sig
• Battery positive voltage
• Check engine indicator cntrl
• Computer data lines system
• Cooling fans system
• Cruise/etc/tcc brake signal
• Data out signal
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Evap canister vent sol ctrl
• Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
• Exterior lights system
• Four wheel drive low signal
• Four wheel drive wheel lock ind
• Fuel level sens sig
• Fuel level sensor
• Fuel line pressure sens 5v ref
• Fuel line pressure sensor low ref
• Fuel line pressure sensor signal
• Fuel pump
• Fuel pump & level sensor assembly (inside fuel tank)
• Fuel tank pressure (ftp) sensor (on fuel pump & sender assembly)
• Fuel tank pressure sensor signal
• Fuel temp/composition sig
• Gmlan serial data (+) (1)
• Gmlan serial data (+)(3)
• Gmlan serial data (-) (1)
• Gmlan serial data (-)(3)
• High spd cooling fan relay cntrl
• J375
• Low ref
• M/t
• Powertrain relay coil control
• Pressure sensor signal
• Relay fused sply (1)
• Relay fused sply (2)
• Run/crank ignition 1 voltage
• Sens low ref
• Starter enable relay control
• Starting/charging system
• Transmissions system
• X115
• X119
• X125

4.3L VIN H, Engine Performance Wiring Diagram (2 of 6) for GMC Sierra 2014 1500

List of elements for 4.3L VIN H, Engine Performance Wiring Diagram (2 of 6) for GMC Sierra 2014 1500:

• (behind brake pedal assembly) brake pedal position sensor
• (behind clutch pedal assembly) clutch position sensor
• (on lower left front of engine) g102
• A/t
• Active grille air shutter motor module 1 (left front corner of vehicle)
• Active grille air shutter motor module 2 (right front corner of vehicle)
• Aero shutter fuse 10a
• Batt
• Chassis control module
• Cntrl
• Cntrl 2
• Computer data lines system
• Data (+)
• Data (-)
• Driver information center (dic)
• Ecm ign fuse 15a
• Engine oil ind
• Fppm fuse 30a
• Fuel gauge ind
• G102 (on lower left front of engine)
• G121 (under vehicle at driver door on body mount frame post)
• G2 x1
• G2 x5
• Gnd
• Hot at all times
• Hot w/ ignition main relay energized
• Ign 1 volt
• Instrument cluster
• J105
• J388
• J396
• Lo spd gmlan
• Logic
• Low engine oil pressure ind
• M/t
• Malfunction ind lamp (mil)
• Ser data
• Underhood fuse block (left side of engine compt)
• X1 c1
• X119
• X132
• X225
• X5 h6
• X5 j5

4.3L VIN H, Engine Performance Wiring Diagram (3 of 6) for GMC Sierra 2014 1500

List of elements for 4.3L VIN H, Engine Performance Wiring Diagram (3 of 6) for GMC Sierra 2014 1500:

• (under vehicle at driver door on body mount frame post)
• A/c clutch fuse 10a
• A/c compressor clutch relay
• Ambient air temperature sensor (on left side of radiator support)
• Batt
• Computer data lines system
• Data (+)
• Data (-)
• Ecm fuse 30a
• Ecm ign fuse 15a
• Eng fuse 15a
• Engine controls ignition relay
• Engine coolant temperature sensor (left side of engine)
• Fuel composition sensor (between fuel tank & electronic brake control module)
• Fuel pressure sensor
• Fuel pump driver control module (mounted to bracket above spare tire)
• G121
• G121 (under vehicle at driver door on body mount frame post)
• Gnd
• Hot at all times
• Hot w/ ignition main relay energized
• Ign 1 volt
• Inj a odd fuse 20a
• Inj b even fuse 20a
• J163
• J355
• J356
• K4 x2
• Low ref
• Nca
• O2 snsr a fuse 15a
• O2 snsr b fuse 15a
• Out sig
• Ser data
• Shield
• Sply volt
• Tcm/ ecm fuse 15a
• Underhood fuse block (left side of engine compt)
• X105
• X2 h3
• X5 h3

4.3L VIN H, Engine Performance Wiring Diagram (4 of 6) for GMC Sierra 2014 1500

List of elements for 4.3L VIN H, Engine Performance Wiring Diagram (4 of 6) for GMC Sierra 2014 1500:

• (left rear corner of engine)
• (upper left side of engine)
• (upper right side of engine)
• 5-volt reference 1
• 60x sensor volt
• Actuator hi ctrl
• Actuator low ref
• Camshaft position actuator solenoid valve (front center of engine)
• Ckp sensor signal
• Cylinder 1
• Cylinder 2
• Cylinder 3
• Cylinder 4
• Cylinder 5
• Cylinder 6
• Ect sens sig
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil pressure (eop) sensor (rear of engine)
• G130
• G140 (top right rear of engine)
• High pressure fuel pump (top rear of the engine)
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ign control (3)
• Ign control (4)
• Ign control (5)
• Ign control (6)
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Intake sens 1
• Intake solenoid
• J161
• J162
• J166
• J167
• Low ref
• Nca
• Oil press sens sig
• Sensor 2 signal
• Spark plug
• Sply volt
• X154
• X161

4.3L VIN H, Engine Performance Wiring Diagram (5 of 6) for GMC Sierra 2014 1500

List of elements for 4.3L VIN H, Engine Performance Wiring Diagram (5 of 6) for GMC Sierra 2014 1500:

• (top left rear of engine) evaporative emission (evap) canister purge solenoid valve
• (top of left cylinder bank) fuel injector 1
• (top of left cylinder bank) fuel injector 3
• (top of left cylinder bank) fuel injector 5
• (top of right cylinder bank) fuel injector 2
• (top of right cylinder bank) fuel injector 4
• (top of right cylinder bank) fuel injector 6
• Camshaft position sensor (front of engine, above crank pulley)
• Cntrl 1
• Cntrl 2
• Crankshaft position sensor (right rear of engine)
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil pressure control solenoid valve (front of the engine, behind front cover)
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• G110 (left front lower side of engine block)
• Gnd
• J125
• Low ref
• Valve lifter oil manifold assembly (below intake manifold)
• X154
• X160
• X161
• X173

4.3L VIN H, Engine Performance Wiring Diagram (6 of 6) for GMC Sierra 2014 1500

List of elements for 4.3L VIN H, Engine Performance Wiring Diagram (6 of 6) for GMC Sierra 2014 1500:

• (near left side of engine) heated oxygen sensor (ho2s) bank 1 sensor 1
• (near left side of engine) heated oxygen sensor (ho2s) bank 1 sensor 2
• (near right side of engine) heated oxygen sensor (ho2s) bank 2 sensor 1
• (near right side of engine) heated oxygen sensor (ho2s) bank 2 sensor 2
• 5 volt ref
• 5-volt ref
• 5v return
• Air temp sens sig
• Charge ind cntrl
• Eng oil pres sig
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil level switch (left side of oil pan)
• Exterior lights system
• Frp sens sig
• Fuel rail pressure sensor (top left rear of engine)
• G110 (left front lower side of engine block)
• Generator sig
• Ho2s b1 s1 hi sig
• Ho2s b1 s1 htr ctrl
• Ho2s b1 s1 low ref
• Ho2s b1 s2 hi sig
• Ho2s b1 s2 htr ctrl
• Ho2s b1 s2 low ref
• Ho2s b2 s1 hi sig
• Ho2s b2 s1 htr ctrl
• Ho2s b2 s1 low ref
• Ho2s b2 s2 hi sig
• Ho2s b2 s2 htr ctrl
• Ho2s b2 s2 low ref
• Humidity sens sig
• Input signal
• J125
• J126
• Knock sens 1 sig
• Knock sens 2 sig
• Knock sensor 1 (lower left side of engine)
• Knock sensor 2 (lower right side of engine)
• Low ref
• Low reference
• Maf sens sig
• Manifold absolute pressure sensor (map) (top rear of engine)
• Map sens sig
• Multifunction intake air sensor (right side of engine compt, in air intake duct)
• Nca
• Purge sol ctrl
• Reverse sw sig
• Sens sig
• Sig gnd
• Spd sens sig
• Starting/charging system
• Sw sig
• Tac ctrl opn
• Tac mtr ctrl
• Throttle body (top right front of engine)
• Trans p/n sig
• Transmissions system
• Volt ref
• X125
• X160

5.3L VIN C

5.3L VIN C, Engine Performance Wiring Diagram (1 of 6) for GMC Sierra 2014 1500

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (1 of 6) for GMC Sierra 2014 1500:

• (above accelerator pedal) accelerator pedal position (app) sensor
• (left side of engine compt) underhood fuse block
• (near compressor, on a/c high pressure hose) a/c refrigerant pressure sensor
• 5 volt reference
• 5 volt reference (1)
• 5 volt reference (2)
• 5v reference
• A/c compressor clutch rly ctrl
• A/c refrigerant pressure sens sig
• Accessory wakeup serial data
• Air conditioning system
• Ambient air temperature sens sig
• App sens 1 sig
• App sens 2 sig
• Battery positive voltage
• Check engine indicator cntrl
• Computer data lines system
• Cooling fans system
• Cruise/etc/tcc brake signal
• Data out signal
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Evap canister vent sol ctrl
• Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
• Exterior lights system
• Four wheel drive low signal
• Four wheel drive wheel lock ind
• Fuel level sens sig
• Fuel level sensor
• Fuel line pressure sens 5v ref
• Fuel line pressure sensor low ref
• Fuel line pressure sensor signal
• Fuel pump
• Fuel pump & level sensor assembly (inside fuel tank)
• Fuel tank pressure (ftp) sensor (on fuel pump & sender assembly)
• Fuel tank pressure sensor signal
• Fuel temp/composition sig
• Gmlan serial data (+) (1)
• Gmlan serial data (+)(3)
• Gmlan serial data (-) (1)
• Gmlan serial data (-)(3)
• High spd cooling fan relay cntrl
• J375
• Low ref
• Powertrain relay coil control
• Pressure sensor signal
• Relay fused sply (1)
• Relay fused sply (2)
• Run/crank ignition 1 voltage
• Sens low ref
• Starter enable relay control
• Starting/charging system
• Transmissions system
• X115
• X115 computer data lines system
• X119
• X125

5.3L VIN C, Engine Performance Wiring Diagram (2 of 6) for GMC Sierra 2014 1500

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (2 of 6) for GMC Sierra 2014 1500:

• (behind brake pedal assembly) brake pedal position sensor
• (on lower left front of engine) g102
• Active grille air shutter motor module 1 (left front corner of vehicle)
• Active grille air shutter motor module 2 (right front corner of vehicle)
• Aero shutter fuse 10a
• Batt
• Chassis control module
• Cntrl
• Cntrl 2
• Computer data lines system
• Data (+)
• Data (-)
• Driver information center (dic)
• Ecm ign fuse 15a
• Engine oil ind
• Fppm fuse 30a
• Fuel gauge ind
• G102 (on lower left front of engine)
• G121 (under vehicle at driver door on body mount frame post)
• G2 x1
• G2 x5
• Gnd
• Hot at all times
• Hot w/ ignition main relay energized
• Ign 1 volt
• Instrument cluster
• J105
• J386
• J388
• Lo spd gmlan
• Logic
• Low engine oil pressure ind
• Malfunction ind lamp (mil)
• Ser data
• Underhood fuse block (left side of engine compt)
• X1 c1
• X119
• X132
• X225
• X5 h6
• X5 j5

5.3L VIN C, Engine Performance Wiring Diagram (3 of 6) for GMC Sierra 2014 1500

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (3 of 6) for GMC Sierra 2014 1500:

• (upper right side of engine) ignition coil 8
• A/c clutch fuse 10a
• A/c compressor clutch relay
• Ambient air temperature sensor (on left side of radiator support)
• Batt
• Computer data lines system
• Data (+)
• Data (-)
• Ecm fuse 30a
• Ecm ign fuse 15a
• Eng fuse 15a
• Engine controls ignition relay
• Engine coolant temperature sensor (on top of engine)
• Fuel composition sensor (between fuel tank & electronic brake control module)
• Fuel pressure sensor
• Fuel pump driver control module (mounted to bracket above spare tire)
• G121 (under vehicle at driver door on body mount frame post)
• G140 (top right rear of engine)
• Gnd
• Hot at all times
• Hot w/ ign main relay energized
• Ign 1 volt
• Inj a odd fuse 20a
• Inj b even fuse 20a
• J163
• J2 x2
• J355
• J356
• Low ref
• Nca
• O2 sensor b fuse 15a
• O2 snsr a fuse 15a
• Out sig
• Ser data
• Shield
• Spark plug
• Sply volt
• Tcm/ ecm fuse 15a
• Underhood fuse block (left side of engine compt)
• X105
• X5 h3

5.3L VIN C, Engine Performance Wiring Diagram (4 of 6) for GMC Sierra 2014 1500

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (4 of 6) for GMC Sierra 2014 1500:

• (left rear corner of engine)
• (top right rear of engine)
• (upper left side of engine)
• (upper right side of engine)
• 5-volt reference 1
• 60x sensor volt
• Actuator hi ctrl
• Actuator low ref
• Camshaft position actuator solenoid valve (front center of engine)
• Ckp sensor signal
• Cylinder 1
• Cylinder 2
• Cylinder 3
• Cylinder 4
• Cylinder 5
• Cylinder 6
• Ect sens sig
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil pressure (eop) sensor (top rear of engine)
• G130
• G140
• High pressure fuel pump (top rear of the engine)
• Ign control (1)
• Ign control (2)
• Ign control (3)
• Ign control (4)
• Ign control (5)
• Ign control (6)
• Ign control (7)
• Ign control (8)
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Intake sens 1
• Intake solenoid
• J161
• J162
• J166
• J167
• Low ref
• Nca
• Oil press sens sig
• Sensor 2 signal
• Spark plug
• Sply volt
• X154
• X161

5.3L VIN C, Engine Performance Wiring Diagram (5 of 6) for GMC Sierra 2014 1500

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (5 of 6) for GMC Sierra 2014 1500:

• (on intake manifold) evaporative emission (evap) canister purge solenoid valve
• (top of left cylinder bank) fuel injector 1
• (top of left cylinder bank) fuel injector 3
• (top of left cylinder bank) fuel injector 5
• (top of left cylinder bank) fuel injector 7
• (top of right cylinder bank) fuel injector 2
• (top of right cylinder bank) fuel injector 4
• (top of right cylinder bank) fuel injector 6
• (top of right cylinder bank) fuel injector 8
• (upper left side of engine) ignition coil 7
• Camshaft position sensor (front of engine, above crank pulley)
• Cntrl 1
• Cntrl 2
• Cntrl 4
• Crankshaft position sensor (right rear of engine)
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil pressure control solenoid valve (front of the engine, behind front cover)
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• G110 (left front lower side of engine block)
• G130 (left rear corner of engine)
• Gnd
• J125
• Low ref
• Nca
• Spark plug
• Valve lifter oil manifold assembly (below intake manifold)
• X154
• X160
• X161
• X173

5.3L VIN C, Engine Performance Wiring Diagram (6 of 6) for GMC Sierra 2014 1500

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (6 of 6) for GMC Sierra 2014 1500:

• (downstream of left catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 2
• (downstream of right catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 2
• (upstream of left catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 1
• (upstream of right catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1
• 5 volt ref
• 5v sensor ref
• Air temp sens sig
• Charge ind cntrl
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil level switch (left side of oil pan)
• Exterior lights system
• Fuel rail press sen 5v
• Fuel rail press sen sig
• Fuel rail pressure sensor (top left rear of engine)
• G110 (left front lower side of engine block)
• Gen duty cyle sig
• Ho2s b1 s1 hi sig
• Ho2s b1 s1 lo sig
• Ho2s b1 s2 hi sig
• Ho2s b1 s2 lo sig
• Ho2s b2 s1 hi sig
• Ho2s b2 s1 lo sig
• Ho2s b2 s2 hi sig
• Ho2s b2 s2 lo sig
• Ho2s htr b1 s1 lo ctrl
• Ho2s htr b1 s2 lo ctrl
• Ho2s htr b2 s1 lo ctrl
• Ho2s htr b2 s2 lo ctrl
• Humidity sens sig
• Input signal
• J125
• J126
• Knock sen 1 lo ref
• Knock sen 2 lo ref
• Knock sens 1 sig
• Knock sens 2 sig
• Knock sensor 1 (lower left side of engine)
• Knock sensor 2 (lower right side of engine)
• Low ref
• Maf sens sig
• Manifold absolute pressure sensor (map) (on top of intake manifold)
• Map sens sig
• Multifunction intake air sensor (right side of engine compt, in air intake duct)
• Nca
• Oil lvl sw sig
• Oil pump command sig
• P/n sw sig
• Purge sol ctrl
• Reverse sw sig
• Sig gnd
• Spd sens sig
• Starting/charging system
• Tac ctrl opn
• Tac mtr ctrl
• Throtle inlet 5v rtn
• Throttle body (top right front of engine)
• Tps (sent1) sig
• Tps 5v ref
• Tps lo ref
• Transmissions system
• X125
• X160

6.2L VIN J

6.2L VIN J, Engine Performance Wiring Diagram (1 of 6) for GMC Sierra 2014 1500

List of elements for 6.2L VIN J, Engine Performance Wiring Diagram (1 of 6) for GMC Sierra 2014 1500:

• (above accelerator pedal) accelerator pedal position (app) sensor
• (left side of engine compt) underhood fuse block
• (near compressor, on a/c high pressure hose) a/c refrigerant pressure sensor
• 5 volt reference
• 5 volt reference (1)
• 5 volt reference (2)
• 5v reference
• A/c compressor clutch rly ctrl
• A/c refrigerant pressure sens sig
• Accessory wakeup serial data
• Air conditioning system
• Ambient air temperature sens sig
• App sens 1 sig
• App sens 2 sig
• Battery positive voltage
• Check engine indicator cntrl
• Computer data lines system
• Cooling fans system
• Cruise/etc/tcc brake signal
• Data out signal
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Evap canister vent sol ctrl
• Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle)
• Exterior lights system
• Four wheel drive low signal
• Four wheel drive wheel lock ind
• Fuel level sens sig
• Fuel level sensor
• Fuel line pressure sens 5v ref
• Fuel line pressure sensor low ref
• Fuel line pressure sensor signal
• Fuel pump
• Fuel pump & level sensor assembly (inside fuel tank)
• Fuel tank pressure (ftp) sensor (on fuel pump & sender assembly)
• Fuel tank pressure sensor signal
• Fuel temp/composition sig
• Gmlan serial data (+) (1)
• Gmlan serial data (+)(3)
• Gmlan serial data (-) (1)
• Gmlan serial data (-)(3)
• High spd cooling fan relay cntrl
• J375
• Low ref
• Powertrain relay coil control
• Pressure sensor signal
• Relay fused sply (1)
• Relay fused sply (2)
• Run/crank ignition 1 voltage
• Sens low ref
• Starter enable relay control
• Starting/charging system
• Transmissions system
• X115
• X115 computer data lines system
• X119
• X125

6.2L VIN J, Engine Performance Wiring Diagram (2 of 6) for GMC Sierra 2014 1500

List of elements for 6.2L VIN J, Engine Performance Wiring Diagram (2 of 6) for GMC Sierra 2014 1500:

• (behind brake pedal assembly) brake pedal position sensor
• (on lower left front of engine) g102
• Active grille air shutter motor module 1 (left front corner of vehicle)
• Active grille air shutter motor module 2 (right front corner of vehicle)
• Aero shutter fuse 10a
• Batt
• Chassis control module
• Cntrl
• Cntrl 2
• Computer data lines system
• Data (+)
• Data (-)
• Driver information center (dic)
• Ecm ign fuse 15a
• Engine oil ind
• Fppm fuse 30a
• Fuel gauge ind
• G102 (on lower left front of engine)
• G121 (under vehicle at driver door on body mount frame post)
• G2 x1
• G2 x5
• Gnd
• Hot at all times
• Hot w/ ignition main relay energized
• Ign 1 volt
• Instrument cluster
• J105
• J386
• J388
• Lo spd gmlan
• Logic
• Low engine oil pressure ind
• Malfunction ind lamp (mil)
• Ser data
• Underhood fuse block (left side of engine compt)
• X1 c1
• X119
• X132
• X225
• X5 h6
• X5 j5

6.2L VIN J, Engine Performance Wiring Diagram (3 of 6) for GMC Sierra 2014 1500

List of elements for 6.2L VIN J, Engine Performance Wiring Diagram (3 of 6) for GMC Sierra 2014 1500:

• (upper right side of engine) ignition coil 8
• A/c clutch fuse 10a
• A/c compressor clutch relay
• Ambient air temperature sensor (on left side of radiator support)
• Batt
• Computer data lines system
• Data (+)
• Data (-)
• Ecm fuse 30a
• Ecm ign fuse 15a
• Eng fuse 15a
• Engine controls ignition relay
• Engine coolant temperature sensor (on top of engine)
• Fuel composition sensor (between fuel tank & electronic brake control module)
• Fuel pressure sensor
• Fuel pump driver control module (mounted to bracket above spare tire)
• G121 (under vehicle at driver door on body mount frame post)
• G140 (top right rear of engine)
• Gnd
• Hot at all times
• Hot w/ ign main relay energized
• Ign 1 volt
• Inj a odd fuse 20a
• Inj b even fuse 20a
• J163
• J2 x2
• J355
• J356
• Low ref
• Nca
• O2 sensor b fuse 15a
• O2 snsr a fuse 15a
• Out sig
• Ser data
• Shield
• Spark plug
• Sply volt
• Tcm/ ecm fuse 15a
• Underhood fuse block (left side of engine compt)
• X105
• X5 h3

6.2L VIN J, Engine Performance Wiring Diagram (4 of 6) for GMC Sierra 2014 1500

List of elements for 6.2L VIN J, Engine Performance Wiring Diagram (4 of 6) for GMC Sierra 2014 1500:

• (left rear corner of engine)
• (top right rear of engine)
• (upper left side of engine)
• (upper right side of engine)
• 5-volt reference 1
• 60x sensor volt
• Actuator hi ctrl
• Actuator low ref
• Camshaft position actuator solenoid valve (front center of engine)
• Ckp sensor signal
• Cylinder 1
• Cylinder 2
• Cylinder 3
• Cylinder 4
• Cylinder 5
• Cylinder 6
• Ect sens sig
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil pressure (eop) sensor (top rear of engine)
• G130
• G140
• High pressure fuel pump (top rear of the engine)
• Ign control (1)
• Ign control (2)
• Ign control (3)
• Ign control (4)
• Ign control (5)
• Ign control (6)
• Ign control (7)
• Ign control (8)
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Intake sens 1
• Intake solenoid
• J161
• J162
• J166
• J167
• Low ref
• Nca
• Oil press sens sig
• Sensor 2 signal
• Spark plug
• Sply volt
• X154
• X161

6.2L VIN J, Engine Performance Wiring Diagram (5 of 6) for GMC Sierra 2014 1500

List of elements for 6.2L VIN J, Engine Performance Wiring Diagram (5 of 6) for GMC Sierra 2014 1500:

• (on intake manifold) evaporative emission (evap) canister purge solenoid valve
• (top of left cylinder bank) fuel injector 1
• (top of left cylinder bank) fuel injector 3
• (top of left cylinder bank) fuel injector 5
• (top of left cylinder bank) fuel injector 7
• (top of right cylinder bank) fuel injector 2
• (top of right cylinder bank) fuel injector 4
• (top of right cylinder bank) fuel injector 6
• (top of right cylinder bank) fuel injector 8
• (upper left side of engine) ignition coil 7
• Camshaft position sensor (front of engine, above crank pulley)
• Cntrl 1
• Cntrl 2
• Cntrl 4
• Crankshaft position sensor (right rear of engine)
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil pressure control solenoid valve (front of the engine, behind front cover)
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• G110 (left front lower side of engine block)
• G130 (left rear corner of engine)
• Gnd
• J125
• Low ref
• Nca
• Spark plug
• Valve lifter oil manifold assembly (below intake manifold)
• X154
• X160
• X161
• X173

6.2L VIN J, Engine Performance Wiring Diagram (6 of 6) for GMC Sierra 2014 1500

List of elements for 6.2L VIN J, Engine Performance Wiring Diagram (6 of 6) for GMC Sierra 2014 1500:

• (downstream of left catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 2
• (downstream of right catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 2
• (upstream of left catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 1
• (upstream of right catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1
• 5 volt ref
• 5v sensor ref
• Air temp sens sig
• Charge ind cntrl
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine oil level switch (left side of oil pan)
• Exterior lights system
• Fuel rail press sen 5v
• Fuel rail press sen sig
• Fuel rail pressure sensor (top left rear of engine)
• G110 (left front lower side of engine block)
• Gen duty cyle sig
• Ho2s b1 s1 hi sig
• Ho2s b1 s1 lo sig
• Ho2s b1 s2 hi sig
• Ho2s b1 s2 lo sig
• Ho2s b2 s1 hi sig
• Ho2s b2 s1 lo sig
• Ho2s b2 s2 hi sig
• Ho2s b2 s2 lo sig
• Ho2s htr b1 s1 lo ctrl
• Ho2s htr b1 s2 lo ctrl
• Ho2s htr b2 s1 lo ctrl
• Ho2s htr b2 s2 lo ctrl
• Humidity sens sig
• Input signal
• J125
• J126
• Knock sen 1 lo ref
• Knock sen 2 lo ref
• Knock sens 1 sig
• Knock sens 2 sig
• Knock sensor 1 (lower left side of engine)
• Knock sensor 2 (lower right side of engine)
• Low ref
• Maf sens sig
• Manifold absolute pressure sensor (map) (on top of intake manifold)
• Map sens sig
• Multifunction intake air sensor (right side of engine compt, in air intake duct)
• Nca
• Oil lvl sw sig
• Oil pump command sig
• P/n sw sig
• Purge sol ctrl
• Reverse sw sig
• Sig gnd
• Spd sens sig
• Starting/charging system
• Tac ctrl opn
• Tac mtr ctrl
• Throtle inlet 5v rtn
• Throttle body (top right front of engine)
• Tps (sent1) sig
• Tps 5v ref
• Tps lo ref
• Transmissions system
• X125
• X160

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for GMC Sierra 2014 1500

List of elements for Backup Lamps Wiring Diagram for GMC Sierra 2014 1500:

• (left front dash defroster deflector)
• (under vehicle at driver door on body mount frame post)
• Automatic transmission assembly
• Backup lp rly ctrl
• Batt posi volt
• Battery fuse block (engine compt, top right)
• Bck up lamp fuse 10a
• Bcm 5 fuse 10a
• Body control module (lower left side of dash)
• Computer data lines system
• Control solenoid valve assembly
• Engine control module (left front of engine compt, near fan shroud)
• Fuse 175a
• G121
• G218
• G400 (mounted to right of junction block-rear body)
• Gmlan ser data (+) (1)
• Gmlan ser data (-) (1)
• Gnd
• Hi spd gmlan
• Hot at all times
• Inside rearview mirror
• Instrument panel junction block
• J205
• J356
• J380
• Left backup lamp
• Left instrument panel fuse block (lower left side of dash)
• Left lower tail/stop & turn signal lamp
• Left rear side marker lamp
• Left tail lamp assembly
• Left upper tail/stop & turn signal lamp
• Park/neutral sig (1)
• Power distribution system
• Rear body junction block
• Rearview camera (left of tailgate handle)
• Red
• Right backup lamp
• Right lower tail/stop & turn signal lamp
• Right rear side marker lamp
• Right tail lamp assembly
• Right upper tail/stop & turn signal lamp
• Ser data (+) (1)
• Ser data (-) (1) x6
• Sig a
• Sig b
• Sig c
• Sig p
• Trailer a connector (at rear of vehicle)
• Trailer backup lamps relay
• Transmission control module
• Transmission internal mode switch
• Underhood fuse block (left side of engine compt)

Exterior Lamps Wiring Diagram (1 of 4) for GMC Sierra 2014 1500

List of elements for Exterior Lamps Wiring Diagram (1 of 4) for GMC Sierra 2014 1500:

• (on left side of steering column) turn signal/multi-function switch
• (w/ remote control mirror) j367
• 5 volt reference
• Backlight dimm control
• Batt positive volt
• Bcm 4 fuse 20a
• Bcm 6 fuse 15a
• Body control module (lower left side of dash)
• Bpp sens 5v ref
• Bpp sens lo ref
• Bpp sens sig
• Brake pedal position sensor (behind brake pedal assembly)
• Coil sply volt
• Computer
• Data lines
• Driver outside rearview mirror glass
• Engine control module (left front of engine compt, near fan shroud)
• G210 (right front dash defroster deflector)
• G218 (left front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Gmlan data + (1)
• Gmlan data - (1)
• Gnd
• Hazard sw lt turn sig
• Hazard sw rt turn sig
• Hazard switch signal
• Hot at all times
• Instrument panel junction block
• Instrument panel multi-function switch
• J205
• J212
• J285
• J307 (w/ remote control mirror) (in headliner harness)
• J450
• Lamp relay control
• Lamp sply voltage
• Left license plate lamp
• Park lamp relay control
• Passenger outside rearview mirror glass
• Rear body junction block
• Right instrument panel fuse block (in right end of dash)
• Right license plate lamp
• Sensor low reference
• Stop lamp switch signal
• System
• X115
• X119
• X185
• X201
• X500
• X510
• X600
• X610

Exterior Lamps Wiring Diagram (2 of 4) for GMC Sierra 2014 1500

List of elements for Exterior Lamps Wiring Diagram (2 of 4) for GMC Sierra 2014 1500:

• Backup lamps circuit
• Battery fuse block (engine compt, top right)
• Bcm 1 fuse 10a
• Bcm 3 fuse 20a
• Bcm 7 fuse 15a
• Computer data lines system
• Data ser gmlan lo spd
• Driver information center display
• Fuse 175a
• G121 (under vehicle at driver door on body mount frame post)
• G218 (left front dash defroster deflector)
• G400 (mounted to right of junction block-rear body)
• Gnd
• Hot at all times
• Instrument panel cluster
• Ipc fuse 10a
• J212
• J220
• J356
• J450
• Left backup lamp
• Left instrument panel fuse block (lower left side of dash)
• Left instrument panel junction block
• Left lower tail/stop & turn signal lamp
• Left rear side marker lamp
• Left tail lamp assembly
• Left turn ind
• Left upper tail/stop & turn signal lamp
• Logic
• Power distribution system
• Rear body junction block
• Right backup lamp
• Right lower tail/stop & turn signal lamp
• Right rear side marker lamp
• Right tail lamp assembly
• Right turn ind
• Right upper tail/stop & turn signal lamp
• Volt positive batt

Exterior Lamps Wiring Diagram (3 of 4) for GMC Sierra 2014 1500

List of elements for Exterior Lamps Wiring Diagram (3 of 4) for GMC Sierra 2014 1500:

• (not used)
• Chmsl fuse 15a
• G102 (on lower left front of engine)
• G110 (left front lower side of engine block)
• Headlights system
• J121
• J122
• J124
• J125
• Lamps relay
• Nca
• Pnk
• Prk lmp lt fuse 15a
• Prk lmp rt fuse 15a
• Rear body junction block
• Red
• Right front park lamp
• Right headlamp assembly
• Right lower park/turn signal lamp
• Right multi-function led control module headlamp
• Right park/ daytime running lamp
• Right park/turn signal lamp
• Right upper park/turn signal lamp
• Stop lamp relay
• Trailer park
• Underhood fuse block left side of engine compt)

Exterior Lamps Wiring Diagram (4 of 4) for GMC Sierra 2014 1500

List of elements for Exterior Lamps Wiring Diagram (4 of 4) for GMC Sierra 2014 1500:

• Cargo lamp fuse 15a
• Cargo lamp relay
• Center high mounted stop lamp
• G101 (on lower right radiator support)
• G210 (right front dash defroster deflector)
• Headlights system
• Hot at all times
• Instrument panel junction block
• Interior lights system
• J111
• J112
• J115
• J242
• J332
• Left front park lamp
• Left headlamp assembly
• Left lower park/turn signal lamp
• Left multi-function led control module headlamp
• Left park/ daytime running lamp
• Left park/turn signal lamp
• Left upper park/turn signal lamp
• Nca
• Pnk
• Red
• Right instrument panel fuse block (in right end of dash)

Roof Light Wiring Diagram for GMC Sierra 2014 1500

List of elements for Roof Light Wiring Diagram for GMC Sierra 2014 1500:

• G210 (right front dash defroster deflector)
• Hot at all times
• Interior lights system
• Left instrument panel fuse block (lower left side of dash)
• Right instrument panel fuse block (in right end of dash)
• Roof beacon relay (in overhead console)
• Roof beacon switch
• Sunroof fuse 30a
• Ugdo/isrvm fuse 10a
• X316

Trailer Tow Wiring Diagram for GMC Sierra 2014 1500

List of elements for Trailer Tow Wiring Diagram for GMC Sierra 2014 1500:

• Battery fuse block (engine compt, top right)
• Bckup lamp fuse 10a
• Body control module (bcm) (lower left side of dash)
• Computer data lines system
• Fuse 175a
• G400 (mounted to right of junction block-rear body)
• Hi spd gmlan
• Hot at all times
• J450
• Left trailer stop/turn signal lamp relay
• Left trailer turn sig lamp
• Power distribution system
• Right trailer stop/turn signal lamp relay
• Right trailer turn sig lamp
• Ser data (+) (1)
• Ser data (-) (1) x6
• Trailer backup lamps relay
• Trailer connector (at rear of vehicle)
• Trailer park lamps relay
• Trlr batt fuse 30a
• Trlr prk lamp fuse 10a
• Trlr stop trn lt fuse 10a
• Trlr stop trn rt fuse 10a
• Underhood fuse block (left side of engine compt)

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for GMC Sierra 2014 1500

List of elements for Ground Distribution Wiring Diagram (1 of 5) for GMC Sierra 2014 1500:

• 87a
• Body control module
• Collision alert indicators
• Data link connector
• Driver seat heating & cooling switch
• Forward adjustable pedal relay
• G218 (left front dash defroster deflector)
• Headlamp switch
• Hvac control module
• Ignition main relay
• Ignition run/ crank relay
• Instrument cluster
• Instrument panel junction block
• Instrument panel multi-function switch
• J205 (instrument panel harness, left side of dash)
• J212 (in steering column harness)
• J285
• Left instrument panel fuse block
• Nca
• Passenger seat heating & cooling switch
• Rearward adjustable pedal relay
• Retained accessory power relay 1
• Steering wheel angle sensor
• Transmission shift lever
• Transmission shift lock control solenoid actuator
• Turn signal/ multi-function switch
• Windshield wiper motor
• X2 f
• X201
• X215
• X225

Ground Distribution Wiring Diagram (2 of 5) for GMC Sierra 2014 1500

List of elements for Ground Distribution Wiring Diagram (2 of 5) for GMC Sierra 2014 1500:

• (4wd) left turn signal repeater lamp
• (chevrolet)
• (gmc)
• (left side of engine compt) underhood fuse block
• (w/ memory) seat memory control module
• Active grille air shutter 1 motor module
• Active grille air shutter 2 motor module
• Chevrolet
• Driver back seat blower assembly
• Driver back seat heating element
• Driver cushion seat blower assembly
• Driver cushion seat heating element
• Driver door handle accent lamp
• Driver door latch assembly
• Driver door lock switch
• Driver left rear seat haptic movement motor
• Driver outside rearview mirror
• Driver outside rearview mirror courtesy lamp
• Driver outside rearview mirror glass
• Driver right rear seat haptic movement motor
• Driver seat adjuster switch
• Driver seat memory switch
• Driver window motor
• Driver window switch
• From battery a (diagram 5 of 5)
• Front washer diode
• G101 (on lower right radiator support)
• G102 (on lower left front of engine)
• G125 (right side front of engine)
• G203
• G311 (inside drive motor generator battery)
• Gmc
• Hood ajar switch
• Horn
• Horn switch
• J110
• J111
• J115 (in forward lamp harness, 6.5 cm from hood ajar switch breakout)
• J120 nca
• J121
• J125 (in transmission harness)
• J313 (in chassis harness)
• J318 (in passenger seat harness, 15 cm from seat adjuster motor breakout)
• J515
• J715
• Left cooling fan motor
• Left front fog lamp
• Left headlamp assembly
• Left headlamp high beam control module
• Left headlamp multi-function led control module
• Left high beam headlamp
• Left low beam headlamp
• Left lower park/ turn signal lamp
• Left park/ turn signal lamp
• Left rear door latch assembly
• Left rear window switch
• Left upper park/ turn signal lamp
• Nca
• Outside rearview mirror switch
• Power steering control module
• Right cooling fan motor
• Right front fog lamp
• Right headlamp assembly
• Right headlamp high beam control module
• Right headlamp multi-function led control module
• Right high beam headlamp
• Right low beam headlamp
• Right lower park/ turn signal lamp
• Right park/ turn signal lamp
• Right upper park/ turn signal lamp
• W/ lane departure warning
• W/ memory
• W/ power window
• W/o memory
• W/o power
• Window
• Windshield washer fluid level switch
• Windshield washer pump
• X100
• X110
• X120
• X183
• X310
• X312
• X500
• X505
• X506
• X510
• X700

Ground Distribution Wiring Diagram (3 of 5) for GMC Sierra 2014 1500

List of elements for Ground Distribution Wiring Diagram (3 of 5) for GMC Sierra 2014 1500:

• (4wd) instrument panel 3 accessory power receptacle
• (m/t) transfer case shift control switch
• (w/ entertainment package) video display 2nd row
• 2nd row dome/ reading lamps
• 87a
• Accessory dc/ac power inverter module
• Blower motor
• Cargo lamp relay
• Center console 1 accessory power receptacle
• Center console 2 accessory power receptacle
• Center console compartment lamp
• Center high mounted stop lamp
• Child security lock disable relay
• Data link connector
• Dome lamp switch
• Front overhead console left dome/ reading lamps
• Front overhead console right dome/ reading lamps
• Front view camera module
• G210 (right front dash defroster deflector)
• Garage door opener
• Horn switch
• Inside rearview mirror
• Instrument panel 1 accessory power receptacle
• Instrument panel 2 accessory power receptacle
• Instrument panel junction block
• J240 (in instrument panel harness)
• J241 (in instrument panel harness)
• J242 (in hvac harness)
• J284
• J285
• J332
• J333
• Left steering wheel controls switch
• Left sunshade mirror lamp
• Overhead console accent lamp
• Passenger air bag disabled indicator
• Radio presets steering wheel controls switch
• Radio volume steering wheel controls switch
• Retained accessory power relay 2
• Right instrument panel fuse block
• Right steering wheel controls switch
• Right sunshade mirror lamp
• Roof beacon relay
• Roof beacon switch
• Sliding rear window close relay
• Sliding rear window open relay
• Sliding rear window switch
• Steering wheel air bag coil
• Steering wheel heater
• Steering wheel heating control module
• Sunroof motor
• Sunroof switch
• X201
• X300
• X316
• X317

Ground Distribution Wiring Diagram (4 of 5) for GMC Sierra 2014 1500

List of elements for Ground Distribution Wiring Diagram (4 of 5) for GMC Sierra 2014 1500:

• (4wd) right turn signal repeater lamp
• (fuel injector jumper harness, near breakout for even fuel injectors)
• (if equipped) front & rear parking control module
• 5.3l & 6.2l
• Audio amplifier
• Audio/ video input adapter
• Auxiliary audio input
• Center console compartment accessory power receptacle
• Center seat accessory power receptacle
• Front compartment
• G108 (lower right rear of engine block)
• G130 (left rear corner of engine)
• G140 (top right rear of engine)
• G312 (inside drive motor generator battery)
• G325 (left side of front passenger seat)
• G327 (right side of front passenger seat)
• Human interface control module
• Hvac controls
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• Inflatable restraint sensing & diagnostic module
• Info display module
• Instrument panel junction block
• J167 (fuel injector jumper harness, near breakout for odd fuel injectors)
• J323 (in overhead console harness, 4 cm from x304 breakout)
• J328 (in headliner harness, 5 cm from front inside air temperature sensor breakout)
• J342 (in seat position sensor harness)
• J350 (heated seat body harness, 5 cm into x332 breakout)
• J362
• J605
• J615
• J815
• Media disc player
• Passenger back seat blower assembly
• Passenger back seat heating element
• Passenger cushion seat blower assembly
• Passenger cushion seat heating element
• Passenger door handle accent lamp
• Passenger door latch assembly
• Passenger door lock switch
• Passenger outside rearview mirror
• Passenger outside rearview mirror courtesy lamp
• Passenger outside rearview mirror glass
• Passenger presence module
• Passenger seat adjuster switch
• Passenger window switch
• Player
• Radio
• Radio controls
• Rear body junction block
• Rearview camera
• Right rear door latch assembly
• Right rear window switch
• Seat heating control module
• Telematics communication interface control module
• Usb receptacle
• W/ cd & mp3
• W/ driver & passenger split seat
• W/ floor console
• W/ front center seat
• W/ power window
• W/ rear seat entertainment package
• W/o driver & passenger split seat
• W/o power window
• X185
• X300
• X314
• X320
• X322
• X600
• X605
• X610
• X800

Ground Distribution Wiring Diagram (5 of 5) for GMC Sierra 2014 1500

List of elements for Ground Distribution Wiring Diagram (5 of 5) for GMC Sierra 2014 1500:

• (a/t) transfer case shift control switch
• (w/ extra fuel economy) chassis control module
• A/c compressor
• A/c compressor clutch
• Automatic transmission assembly
• Back lamp switch
• Battery
• Battery current sensor
• Body control module
• Brake fluid level switch
• Chassis control module
• Control solenoid valve assembly
• D x3
• Electric shift control w/o two speed electric shift control
• Electronic brake control module
• Engine control module
• Engine oil level switch
• Front axle engagement actuator
• Fuel composition sensor
• Fuel pump driver control module
• G100 (on lower left radiator support)
• G110 (left front lower side of engine block)
• G121 (under vehicle at driver door on body mount frame post)
• G380 (below driver side of rear window)
• G400 (mounted to right of rear body junction block)
• Ignition main relay
• Instrument panel junction block
• J124 (in engine harness, approximately 7.5 cm from x109)
• J125 (in transmission harness)
• J126
• J355 (in passenger seat harness, 26 cm from heated seat cushion element breakout)
• J356
• J450
• J451
• J6 x4
• Left backup lamp
• Left cargo lamp
• Left license plate lamp
• Left lower tail/ stop & turn signal lamp
• Left rear side marker lamp
• Left tail lamp assembly
• Left upper tail/ stop & turn signal lamp
• M6 x2
• Multi-function intake air sensor
• Rear body junction block
• Rear defogger grid
• Rear defogger relay
• Right backup lamp
• Right cargo lamp
• Right license plate lamp
• Right lower tail/ stop & turn signal lamp
• Right rear side marker lamp
• Right tail lamp assembly
• Right upper tail/ stop & turn signal lamp
• Starter relay
• Stop lamp relay
• To ground g102 (diagram 2 of 5)
• Trailer brake power control module
• Trailer connector
• Transfer case control module
• Transmission control module
• Underhood fuse block (left side of engine compt)
• W/ two speed
• Windshield washer pump relay
• Windshield wiper motor
• Windshield wiper relay
• Wiper high speed diode
• Wiper low speed diode
• X115
• X3 h2

HEADLIGHTS

Headlights Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Headlights Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (on lower right radiator support) g101
• Air conditioning system
• Ambient light sens sig
• Ambient light/ sunload sensor assembly (top center of dash)
• Automatic a/c
• Battery fuse block (engine compt, top right)
• Body control module (lower left side of dash)
• Chevrolet
• Computer data lines system
• Fog lamp fuse 15a
• Fog lamp rly ctrl
• Fog lamp sw sig
• Front fog lamp relay
• Ftp
• Fuse 175a
• G101 (on lower right radiator support)
• G218 (left front dash defroster deflector)
• Gmc
• Gmlan serial data (+)
• Gmlan serial data (-)
• Gnd
• Hdlp dimmer sw hi beam sig x3
• Hdlp hi beam rly ctrl
• Hdlp rt/lt fuse 10a
• Hdlp sw flash
• Hdlp sw on sig hdlp off sig ctrl
• Hdlp sw park lp sig
• Headlamp high beam relay
• High
• Hot at all times
• Hvac control module (behind the upper glove box)
• J101 (in forward lamp harness)
• J110
• J111
• J115
• J205
• J255
• J285
• Left headlamp assembly
• Left headlamp high beam control module
• Left headlamp multifunction led control module
• Left high beam headlamp
• Left high beam solenoid actuator
• Left low beam headlamp
• Left park/ daytime running lamp
• Lf drl sply v
• Lh hdlp low beam spy v
• Low
• Low ref
• Nca
• Park brake sw sig
• Pnk
• Pos volt
• Power distribution system
• Red
• Rf drl sply v
• Rh hdlp low beam spy v
• Tan
• To pass sig
• Turn signal/ multi-function switch (on left side of steering column)
• Underhood fuse block (left side of engine compt)
• X100
• X215

Headlights Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Headlights Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• (left front dash defroster deflector) g218
• (on lower left front of engine) g102
• Auto
• Bcm 3 fuse 20a
• Bcm 4 fuse 20a
• Computer data lines system
• Driver information center display
• Drl ind
• Fog lamp sw
• Front fog lamp ind
• G101 (on lower right radiator support)
• G102 (on lower left front of engine)
• G218 (left front dash defroster deflector)
• Ground
• Head
• Headlamp switch
• High beam lamp ind
• Hot at all times
• Instrument cluster
• Instrument panel fuse block (left side of dash)
• Instrument panel junction block
• Ipc fuse 10a
• J115
• J120
• J121
• J125
• J205
• J212
• J220
• Left front fog lamp
• Left instrument panel fuse block
• Logic
• Low spd gmlan ser data
• Nca
• Off
• Park
• Park brake switch (on park brake pedal assembly)
• Pnk
• Red
• Right front fog lamp
• Right headlamp assembly
• Right headlamp high beam control module
• Right headlamp multifunction led control module
• Right high beam headlamp
• Right high beam solenoid actuator
• Right instrument panel fuse block
• Right low beam headlamp
• Right park/ daytime running lamp
• Tan

HORN

Horn Wiring Diagram for GMC Sierra 2014 1500

List of elements for Horn Wiring Diagram for GMC Sierra 2014 1500:

• Battery fuse block (engine compt, top right)
• Body control module (lower left side of dash)
• Fuse 175a
• G101 (on lower right radiator support)
• G210 (right front dash defroster deflector)
• Horn
• Horn fuse 15a
• Horn relay
• Horn rly ctrl
• Horn sw sig x3
• Horn switch
• Hot at all times
• J115
• J285
• Power distribution system
• Red
• Steering wheel air bag coil
• Underhood fuse block (left side of engine compt)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Instrument Cluster Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (not used)
• 4wd ind
• Abs ind
• Air bag ind
• Batt pos volt
• Brake fluid level switch (on brake master cylinder reservoir)
• Brake ind
• Brk fluid lvl
• Charge ind
• Check engine ind
• Computer data lines system
• Cruise ind
• Display
• Driver seat belt ind
• Drl ind
• Electronic brake control module (on left side of frame assembly)
• Engine controls system
• Engine coolant temperature gauge
• Engine oil level guage
• Esc ind
• Esc off ind
• Fog lamp ind
• Forward collision alert led ctrl
• Fuel gauge
• G121 (under vehicle at driver door on body mount frame post)
• G218 (left front dash defroster deflector)
• Gmlan serial data (+)
• Gmlan serial data (-)
• High beam ind
• Hot at all times
• Hot w/ ignition main relay energized
• Ind
• Instrument cluster
• Instrument panel junction block
• Ipc fuse 10a
• Ipc ign/ sdm ign fuse 10a
• J212
• J220
• J356
• Lane departure warning ind
• Left front door ajar ind
• Left instrument panel fuse block (lower left side of dash)
• Left rear door ajar ind
• Left turn ind
• Lights on ind
• Linear interconnect network bus 12
• Logic
• Low coolant ind
• Low fuel warning ind
• Low spd gmlan serial data
• Low tire pressure ind
• Low washer fluid ind
• Low washer fluid ind ctrl outside ambient air temp sens low ref
• Most control
• Most serial data (+)
• Most serial data (-)
• Navigation system
• Oil level ind
• Outside ambient air temp sens sig
• Park brake switch (on park brake pedal assembly)
• Park lights
• Parking brake ind
• Passenger seat belt ind
• Reflected led display dimming ctrl
• Right front door ajar ind
• Right rear door ajar ind
• Right turn ind
• Run/crank ign 1 volt
• Secuirty ind
• Signal ground
• Speedometer
• Tachometer
• Traction off ind
• Wiper/washer system
• X150
• X225

Instrument Cluster Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Instrument Cluster Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• (4.3l: left side of engine) (5.3l & 6.2l: on top of engine) engine coolant temperature sensor
• (crew cab: rear of right rear door)
• (left front lower side of engine block) g110
• (on fuel pump & sender assembly) fuel tank pressure sensor
• (on left side of radiator support) ambient air temperature sensor
• (on right side of engine oil pan) engine oil level switch
• Ajar sw sig
• Ajar sw sig rf dr
• Body control module (lower left side of dash)
• Computer data lines
• Computer data lines system
• Coolant temp sens low ref
• Driver door latch assembly (in rear of driver front door)
• Driver window motor (inside driver's door)
• Engine control module (ecm) (except hybrid: left front of engine compt, near fan shroud) (hybrid: left front of engine compt)
• Engine coolant temp sens sig
• Engine oil pressure sensor (on oil filter housing)
• Fuel level sensor
• Fuel level sensor low ref
• Fuel pump & level sensor assembly
• Fuel tank press sens 5 volt ref
• Fuel tank pressure sens sig
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Gmlan serial data (+)
• Gmlan serial data (-)
• Instrument panel junction block x5
• J126
• J375
• J515
• J615
• J715
• J815
• Left rear door latch assembly (crew cab: rear of left rear door)
• Left rear window switch
• Lf dr ajar sw sig
• Lin bus 3
• Lin bus 4
• Logic
• Lr dr ajar sw sig
• Oil lvl sw sig outside ambient air temp sens low ref
• Oil pressure sens sig
• Oil pressure sensor 5 volt ref
• Oil pressure sensor low ref
• Outside ambient air temp sens sig
• Passenger door latch assembly (in rear of passenger front door)
• Passenger window switch
• Primary fuel level sens sig
• Prk brk sw
• Rf dr ajar sw sig
• Right rear door latch assembly
• Right rear window switch
• Rr dr
• Rr dr ajar sw sig
• Sw sig lf dr ajar
• System
• W/ power operated window
• W/o power operated window
• X105
• X125
• X500
• X600
• X605
• X700
• X800

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 3) for GMC Sierra 2014 1500

List of elements for Courtesy Lamps Wiring Diagram (1 of 3) for GMC Sierra 2014 1500:

• 5 vplt ref
• Batt pos volt
• Bcm 1 fuse 10a
• Bcm 5 fuse 10a
• Bcm 6 fuse 15a
• Body control module (lower left side of dash)
• Cargo lpsw sig
• Computer data lines system
• Courtesy
• Dimmer sw lo ref
• Dimmer sw sig
• Dome lamp switch
• G210 (right front dash defroster deflector)
• G218 (left front dash defroster deflector)
• Gmlan serial data (+)
• Gmlan serial data (-) x6
• Gnd
• Headlamp switch
• Hot at all times
• Inadvertent pwr ctrl
• Instrument illumination circuit
• Instrument panel junction block
• Instrument panel multi-function switch
• Intr lp ctrl
• Intr lp defeat
• J205
• J212
• J333
• Led ambient lighting ctrl 1
• Left instrument panel fuse block (lower left side of dash)
• Lf dr ajar sw sig
• Lighting ctrl 2
• Lp sw sig x7
• Lr dr ajar sw sig
• Overhead console accent lamp
• Park lamp sig
• Rf dr ajar sw sig
• Right instrument panel fuse block (in right end of dash)
• Rr dr ajar sw sig
• Sig ctrl
• Standing lp rly ctrl x6
• Sw sig
• X316
• X500
• X600
• X700
• X800

Courtesy Lamps Wiring Diagram (2 of 3) for GMC Sierra 2014 1500

List of elements for Courtesy Lamps Wiring Diagram (2 of 3) for GMC Sierra 2014 1500:

• (crew cab: rear of left rear door) left rear door latch assembly
• (crew cab: rear of right rear door) right rear door latch assembly
• (in chassis harness) j301
• Ajar sw sig
• Center console compartment lamp
• Center console compartment lamp switch
• Computer data lines system
• G210 (right front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Instrument illumination circuit
• Instrument panel junction block
• J240
• J301 (crew cab & double cab) (in chassis harness)
• J302 (in body harness, 22 cm from g301 breakout)
• J332
• J333
• J715
• J815
• Left front overhead console dome/ reading lamps
• Left rear window switch
• Left sunshade mirror lamp
• Lin bus 4
• Logic
• Lr dr ajar sw sig
• Memory seat module x4 breakout) j311
• Overhead console dome/ reading lamps
• Right front
• Right rear window switch
• Right sunshade mirror lamp
• Rr dr
• W/ power operated window
• W/o power operated window
• X225
• X300
• X316

Courtesy Lamps Wiring Diagram (3 of 3) for GMC Sierra 2014 1500

List of elements for Courtesy Lamps Wiring Diagram (3 of 3) for GMC Sierra 2014 1500:

• (left side of engine compt) underhood fuse block
• (not used)
• Ajar sw sig rf dr
• Cargo lamp fuse 15a
• Cargo lamp relay
• Center high mounted stop lamp
• Computer data lines system
• Driver door handle accent lamp
• Driver door latch assembly (in rear of driver front door)
• Driver window motor (except crew cab: inside driver's door) (crew cab: in left rear door)
• G210 (right front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• G400 (mounted to right of junction block-rear body)
• Hot at all times
• Instrument panel junction block
• J242
• J332
• J384
• J515
• J615
• J650
• Left cargo lamp
• Lin bus 3
• Logic
• Passenger door handle accent lamp
• Passenger door latch assembly (in rear of passenger front door)
• Passenger window switch
• Rear body junction block
• Red
• Right cargo lamp
• Right instrument panel fuse block (in right end of dash)
• Sw sig lf dr ajar
• W/ power operated window
• W/o power operated window
• X185
• X500
• X505
• X600
• X605

Instrument Illumination Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Instrument Illumination Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (inside drive motor generator battery) g311
• (inside drive motor generator battery) g312
• 2nd row dome/reading lamps
• Auto
• Batt pos volt
• Bcm 1 fuse 10a
• Bcm 5 fuse 10a
• Bcm 6 fuse 15a
• Body control module (lower left side of dash)
• Chassis control module
• Child lockout ind
• Computer data lines system
• Dimming ctrl
• Dome lamp switch
• G110 (left front lower side of engine block)
• G210 (right front dash defroster deflector)
• G218 (left front dash defroster deflector)
• G400 (mounted to right of junction block-rear body)
• Garage door opener
• Gmlan serial data (+)
• Gmlan serial data (-) x6
• Gnd
• Head
• Headlamp switch
• Hot at all times
• Ind dimming ctrl
• Instrument panel junction block
• J124
• J205
• J210 (in fuse block jumper harness)
• J303
• J332
• J333
• J451
• J715
• J815
• Led back light
• Led back light dimming ctrl
• Left front overhead console dome/ reading lamps
• Left instrument panel fuse block (lower left side of dash)
• Left rear window switch
• Logic
• Low ref
• Off
• Park
• Right front overhead console dome/ reading lamps
• Right instrument panel fuse block (in right end of dash)
• Right rear window switch
• Roof beacon switch
• Sig ctrl
• Sliding rear window switch
• Trailer brake control switch
• Transfer case shift control switch (on top left of transfer case)
• X316

Instrument Illumination Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Instrument Illumination Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• (inside drive motor generator battery) g311
• (inside drive motor generator battery) g312
• (left front dash defroster deflector) g218
• Accessory steering wheel control
• Computer data lines system
• Driver door lock switch
• Driver seat heating & cooling switch
• Driver seat memory switch
• Driver window switch
• Front & rear parking assist control module (below lower right of rear window)
• G210 (right front dash defroster deflector)
• G311 (inside drive motor generator battery)
• Gnd
• Heated steering wheel control module (in steering wheel)
• Hot w/ ignition main relay energized
• Instrument cluster
• Instrument panel fuse block (left side of dash)
• Instrument panel junction block
• Instrument panel multi-function switch
• Ipc ign/sdm ign fuse 10a
• J212
• J285
• J313
• J333
• J383
• J515
• J650
• Led disable sig
• Left steering wheel controls switch
• Lo ref
• Logic
• Passenger air bag disabled indicator
• Passenger door lock switch
• Passenger seat heating & cooling switch
• Right steering wheel controls switch
• Seat memory control module (under driver seat)
• Serial data
• Steering wheel air bag coil
• Swc bklt fuse 2a
• W/ all doors power window operated
• W/ memory
• W/o all doors power window operated
• W/o memory
• X201
• X310
• X316
• X500
• X505
• X506
• X600
• X605

MEMORY SYSTEMS

Adjustable Pedal Wiring Diagram for GMC Sierra 2014 1500

List of elements for Adjustable Pedal Wiring Diagram for GMC Sierra 2014 1500:

• Act forward ctrl
• Adjustable pedal motor (lower left side of dash)
• Adjustable pedal position sensor
• Air bag/ info fuse 10a
• Computer data lines system
• Dlc/dsm fuse 10a
• Driver seat memory switch
• Drv pwr seat fuse 30a
• Early production
• G218 (left front dash defroster deflector)
• G311 (inside drive motor generator battery)
• Gnd
• High ref
• Hot at all times
• Instrument junction block
• Instrument panel multi-function switch
• Interior lights system
• J212
• J313
• Late production
• Left instrument panel fuse block
• Low ref
• Low reference
• Low spd gmlan
• Mem
• Memory seat module (under front of driver's seat)
• Nca
• Network bus 8
• Pedal sens sig
• Positive volt
• Rearward ctrl
• Right instrument panel fuse block
• Set sig
• Switch sig 1
• X310
• X500
• X505

Driver"s Memory Seat Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (part of driver seat cushion) driver left rear seat haptic movement motor
• (part of driver seat cushion) driver right rear seat haptic movement motor
• Adjustable pedal circuit
• Air bag/ info fuse 10a
• Dlc/dsm fuse 10a
• Down switch sig
• Down switch signal
• Driver seat lumbar support horizontal motor (in driver's seat back)
• Driver seat lumbar support vertical motor (in driver's seat back)
• Driver seat memory switch
• Driver seat recline motor (lower right side of driver seat back)
• Drv pwr seat fuse 30a
• Early production
• Forward sig
• Forward sw sig
• G311 (inside drive motor generator battery)
• High ref
• High reference (2)
• Hot at all times
• Interior lights system
• J313
• Late production
• Left instrument panel fuse block
• Low ref
• Low reference
• Mem
• Memory seat module (under front of driver's seat)
• Pedal sens sig
• Position sens signal
• Position sensor sig
• Positive volt
• Rearward signal
• Rearward sw sig
• Right instrument panel fuse block
• Seat motor control
• Set sig
• Switch sig 1
• Up switch sig
• Up switch signal
• X310
• X311
• X312
• X500
• X505

Driver"s Memory Seat Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• Act forward ctrl
• Adjustable pedal circuit
• Computer data lines system
• Down
• Driver seat adjuster switch
• Driver seat front vertical motor
• Driver seat horizontal motor
• Driver seat rear vertical motor
• Forward control
• Forward recline
• G311 (inside drive motor generator battery)
• Ground
• Horizontal forward
• J313
• J315 (in passenger seat harness, 10 cm from x305)
• Low spd gmlan
• Memory seat module (under front of driver's seat)
• Motor down control
• Motor down ctrl
• Motor forward ctrl
• Motor rearward ctrl
• Motor up control
• Network bus 8
• Rearward control
• Rearward ctrl
• Rearward horizontal
• Rearward recline
• Vertical
• Vertical down rear
• Vertical motor up
• Vertical up switch

Memory Mirrors Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Memory Mirrors Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (inside drive motor generator battery) g312
• 2wd
• Air bag/ info fuse 10a
• Common control
• Computer data lines system
• Defogger system
• Dlc/dsm fuse 10a
• Driver seat memory switch
• Early production
• Exterior lights system
• G311 (inside drive motor generator battery)
• Gnd
• High reference
• Hot at all times
• Interior lights system
• J313
• J615
• Late production
• Left (-) right (+) sig
• Left instrument panel fuse block
• Logic
• Low ref
• Low reference
• Mem
• Memory seat module (under front of driver's seat)
• Mtr comm
• Nca
• Network bus 8
• Out ctrl
• Passenger outside rearview mirror
• Passenger outside rearview mirror folding motor
• Passenger outside rearview mirror glass
• Passenger outside rearview mirror motor
• Passenger window switch
• Pos ctrl
• Positive volt
• Right instrument panel fuse block
• Rt dr wndw mtr fuse 30a
• Set sig
• Switch sig 1
• Up (+) down (-) ctrl
• Up (+) down (-) sig
• X310
• X500
• X505
• X600
• X605
• X610

Memory Mirrors Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Memory Mirrors Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• 2wd
• 4wd
• Computer data lines system
• Defogger system
• Down
• Driver outside rearview mirror
• Driver outside rearview mirror folding motor
• Driver outside rearview mirror glass
• Driver outside rearview mirror motor
• Driver window switch
• Drv pwr seat fuse 30a
• Exterior lights system
• G311 (inside drive motor generator battery)
• Hot at all times
• J515
• J519
• Left
• Left instrument panel fuse block
• Logic
• Mir wndw mdl fuse 5a
• Mirror dimming
• Mirrors system
• Nca
• Out
• Outside rearview mirror switch
• Right
• Right instrument panel fuse block
• X505
• X510

NAVIGATION

Lane Departure Warning Wiring Diagram for GMC Sierra 2014 1500

List of elements for Lane Departure Warning Wiring Diagram for GMC Sierra 2014 1500:

• Alert led ctrl
• Batt pos volt
• Body control module (lower left side of dash)
• Collision alert indicators
• Computer data lines
• Computer data lines system
• Dimming ctrl
• Frontview camera module (behind inside rearview mirror)
• G210 (right front dash defroster deflector)
• G218 (left front dash defroster deflector)
• Gap up/down switch
• Gmlan serial data
• Gnd
• Ground
• Hi spd gmlan serial data (+) 1
• Hi spd gmlan serial data (-) 1
• Hot at all times
• Hot w/ ignition main relay energized
• Ign 1 volt
• Ind dimming ctrl
• Instrument cluster
• Instrument panel junction block
• Instrument panel multi-function switch
• Ipc ign/sdm ign fuse 10a
• J212
• J305
• J332
• Lane departure warning disable sw sig
• Lane departure warning disable switch
• Lane departure warning ind
• Lane departure warning ind ctrl
• Left instrument panel fuse block (lower left side of dash)
• Left steering wheel controls switch
• Lo spd gmlan serial data
• Logic
• Reflected led display dimming ctrl
• Right instrument panel fuse block (in right end of dash)
• Steering wheel air bag coil
• System
• Up/down sw sig
• Usb/obs det fuse 15a
• Volt ref

Navigation Wiring Diagram (1 of 4) for GMC Sierra 2014 1500

List of elements for Navigation Wiring Diagram (1 of 4) for GMC Sierra 2014 1500:

• Am/fm ant sig
• Aux audio comm sig
• Aux audio screen (2)
• Aux detection sig
• Auxiliary audio input
• Batt positive volt
• Coax
• Computer data lines system
• Gmlan serial data
• Gnd
• Hd/xm/gps
• Hot at all times
• J250
• L aux audio sig (2)
• Logic
• Low ref
• Media disc player (if equipped)
• Most control
• Most serial data (+)
• Most serial data (-)
• Nca
• Network bus 10
• Positive voltage
• R aux audio sig (2)
• Radio
• Radio antenna
• Rdo fuse 20a
• Right instrument panel fuse block (in right end of dash)
• Serial data (+)
• Serial data (-)
• Signal ground
• Telephone voice sig
• Usb
• Usb/obs det fuse 15a
• X245
• X275
• X300
• X301
• X313
• X314

Navigation Wiring Diagram (2 of 4) for GMC Sierra 2014 1500

List of elements for Navigation Wiring Diagram (2 of 4) for GMC Sierra 2014 1500:

• (left side of front passenger seat) g325
• Bat pos volt
• Batt pos volt
• Bus 12 network
• Coax
• Computer data lines system
• Display
• Down
• G210 (right front dash defroster deflector)
• G305
• Gmlan serial data
• Ground
• Hot at all times
• Info display module
• Instrument panel junction block
• Ipc fuse 10a
• J220
• J285
• J295
• J350
• Left instrument panel fuse block (lower left side of dash)
• Left steering wheel controls switch
• Logic
• Mute
• Nca
• Network bus 10
• Network bus 9
• Radio presets steering wheel controls switch
• Radio volume steering wheel controls switch
• Radio/hvac controls
• Right instrument panel fuse block (in right end of dash)
• Right steering wheel controls switch
• Source
• Steering wheel air bag coil
• Str whl cntrl fuse 2a
• Usb
• Voice
• Vol +
• Vol -
• X201

Navigation Wiring Diagram (3 of 4) for GMC Sierra 2014 1500

List of elements for Navigation Wiring Diagram (3 of 4) for GMC Sierra 2014 1500:

• (in overhead console) cellular phone microphone
• (left front of roof) cellular phone, navigation & digital radio antenna
• (or 5149)
• (or 654)
• Amp fuse 30a
• Audio sig
• Batt pos volt
• Camera signal 1 +
• Camera signal 1 -
• Cell
• Coax
• Communication enable
• Computer data lines system
• Digital radio antenna
• Drain wire
• Gmlan serial data (+) 1
• Gmlan serial data (-) 1
• Gnd
• Gps
• Gps/cell
• Hot at all times
• Human interface control module (behind glove box)
• Left instrument panel fuse block (lower left side of dash)
• Low ref
• Microphone sig
• Microphone/audio
• Most control
• Most serial data (+)
• Most serial data (-)
• Navigation antenna signal splitter
• Navigation display sig (+)
• Navigation system
• Nca
• Network bus 5
• Red
• Ser data (+)
• Ser data (-)
• Telematics communication interface control module
• Usb
• Usb receptacle
• Usb srl data low ref
• Voice sig
• Vt-1
• Vt-2
• W/ onstar
• W/ splitter
• W/o onstar
• W/o splitter
• X210
• X222
• X305

Navigation Wiring Diagram (4 of 4) for GMC Sierra 2014 1500

List of elements for Navigation Wiring Diagram (4 of 4) for GMC Sierra 2014 1500:

• (w/o premium surround amplifier) j298
• Audio amplifier (under rear of center console)
• Batt pos volt
• Computer data lines system
• Engine controls system
• G325 (left side of front passenger seat)
• Gmlan serial data
• Ground
• J201 (w/o premium surround amplifier) (in i/p harness, in headlight & dimmer switch breakout)
• J202 (w/o premium surround amplifier) (in i/p harness, 12.5 cm from instrument cluster breakout)
• J299 (w/o premium surround amplifier)
• J350
• Left front door speaker
• Left front radio volume compensator interior noise microphone
• Left instrument panel speaker
• Lf spk (+)
• Lf spk (-)
• Lf spkr (+) (1)
• Lf spkr (-) (1)
• Lr spk (+)
• Lr spk (-)
• Microphone 1 ret
• Microphone 1 sig
• Microphone 2 ret
• Microphone 2 sig
• Microphone 3 ret
• Microphone 3 sig
• Most control
• Nca
• Rear radio volume compensator interior noise microphone
• Replicated sig
• Rf spk (+)
• Rf spk (-)
• Rf spkr (+) (1)
• Rf spkr (-) (1)
• Right front door speaker
• Right front radio volume compensator interior noise microphone
• Right instrument panel speaker
• Right rear door speaker
• Rr spk (+)
• Rr spk (-)
• Serial data (+)
• Serial data (-)
• Speaker +
• Speaker -
• Subwoofer door speaker
• W/ premium surround amplifier
• W/o premium surround amplifier
• X225
• X275
• X315
• X500
• X600
• X700
• X800

Parking Assistant Wiring Diagram for GMC Sierra 2014 1500

List of elements for Parking Assistant Wiring Diagram for GMC Sierra 2014 1500:

• (left front dash defroster deflector) g218
• (right side of front passenger seat) g327
• Batt pos volt
• Computer data lines system
• Corner sens
• Front & rear parking assist control module (below lower right of rear window)
• Hot at all times
• Instrument panel junction block
• Instrument panel multi-function switch
• Interior lights system
• J105 (in engine harness, 12 cm from ect sensor breakout)
• J212
• J305
• J490
• J495
• Led disable sig low spd gmlan serial data
• Left front middle object sensor
• Left front outer object sensor
• Left rear middle object sensor (left side of rear bumper)
• Left rear outer object sensor
• Left/right/mid sen
• Lf corner parking
• Lf middle sens sig
• Lr corner sen sig
• Lr middle sens sig
• Parking assist disable switch
• Rear body junction block
• Rear park assist disable sig
• Rf corner sens sig
• Rf middle sens sig
• Right front middle object sensor
• Right front outer object sensor
• Right instrument panel fuse block (in right end of dash)
• Right rear middle object sensor (right side of rear bumper)
• Right rear outer object sensor
• Rr corner sens sig
• Rr middle sens sig
• Sens low ref
• Sens sply volt
• Sig gnd
• Usb/obs det fuse 15a
• X100
• X150
• X185

Rear View Camera Wiring Diagram for GMC Sierra 2014 1500

List of elements for Rear View Camera Wiring Diagram for GMC Sierra 2014 1500:

• Accy/run crnk fuse 10a
• Base radio infotainment system
• Bck up lamp fuse 10a
• Camera sig +
• Camera sig -
• Except base radio infotainment system
• G325 (left side of front passenger seat)
• Hot w/ ignition main relay energized
• Hot w/ trailer backup lamps relay energized
• Human machine interface control module (behind the glove box)
• J350
• J380
• Left instrument panel fuse block (lower left side of dash)
• Nca
• Radio
• Rear body junction block
• Rearview camera (left of tailgate handle)
• Red
• Underhood fuse block (left side of engine compt)
• X185
• X275

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 5) for GMC Sierra 2014 1500

List of elements for Power Distribution Wiring Diagram (1 of 5) for GMC Sierra 2014 1500:

• (engine compartment, top right) battery fuse block
• (lower left side of dash) left instrument panel fuse block
• (not used)
• 2wd late production
• 4wd & 2wd early production
• Acc
• Aux wndw fuse 30a
• Battery
• Bcm 6 fuse 15a
• Bcm 8 fuse 20a
• Body control module
• Data link connector (dlc)
• Dlc/dsm fuse 10a
• Dlis fuse 2a
• Driver seat adjuster switch
• Driver window motor
• Drvr pwr seat fuse 30a
• Exp pto/seo b1 fuse 15a
• From underhood fuse block (diagram 2 of 5)
• Fuse 100a
• Fuse 125a
• Fuse 175a
• Fuse 60a
• Garage door opener
• Generator
• Ignition switch
• Inflatable restraint sensing & diagnostic module
• Instrument panel junction block
• Key in ignition switch
• Left rear window switch
• Lt drs fuse 30a
• Off
• Pass seat fuse 30a
• Passenger presence module
• Passenger seat adjuster switch
• Passenger window switch
• Power steering control module
• Red
• Right instrument panel fuse block (in right end of dash)
• Right rear window switch
• Roof beacon switch
• Rt dr wndw mtr fuse 30a
• Rt frt wndw sw fuse 10a
• Run
• Seat memory control module
• Seat memory control module (w/ memory)
• Seo b2 fuse 30a
• Sliding rear window close relay
• Sliding rear window open relay
• Start
• Starter motor
• Telematics communication interface control module
• To ignition main relay (diagram 5 of 5)
• To right instrument panel fuse block (diagram 4 of 5)
• To underhood fuse block (diagram 2 of 5)
• Ugdo/ isrvm fuse 10a
• W/ memory
• W/o memory
• X183
• X201
• X310
• X316
• X320
• X500
• X600
• X605
• X700
• X800

Power Distribution Wiring Diagram (2 of 5) for GMC Sierra 2014 1500

List of elements for Power Distribution Wiring Diagram (2 of 5) for GMC Sierra 2014 1500:

• (a/t)
• (in engine harness, 12 cm from ect sensor breakout) j105
• (not used)
• 4wd trec fuse 30a
• A/c clutch fuse 10a
• A/c compressor clutch relay
• Abs pump fuse 60a
• Abs vlv fuse 25a
• Active grille air shutter 1 motor module
• Active grille air shutter 2 motor module
• Aero shutter fuse 15a
• Assembly
• Automatic transmission assembly
• Body control module
• Chassis control module (w/ integrated trailer brake)
• Chassis control module (w/o integrated trailer brake)
• Control solenoid
• Cool fan 1 fuse 40a
• Cool fan 2 fuse 40a
• Ecm ign fuse 15a
• Electronic brake control module
• Engine control module
• Engine controls ignition relay
• Evaporative emission vent solenoid valve
• Fppm fuse 30a
• From battery fuse block (diagram 1 of 5)
• Front axle engagement actuator
• Front fog lamp relay
• Frt/wpr fuse 25a
• Fuel pump driver control module
• G110 (left front lower side of engine block)
• Headlamp high beam relay
• Horn relay
• I/p bec 1 fuse 50a
• Iccm fuse 10a
• Ignition main relay
• Instrument panel junction block x6
• Instrument panel junction block x9
• Ip bec 2 fuse 50a
• J199
• J214
• Left cooling fan motor
• Left trailer stop/turn signal lamp relay
• Mdl/batt rvc fuse 5a
• Nca
• Rear defogger relay
• Right cooling fan motor
• Right trailer stop/turn signal lamp relay
• Starter relay
• Stop lamp relay
• Strtr fuse 40a
• Tcm/ecm fuse 15a
• To left instrument panel fuse block (diagram 1 of 5)
• To left instrument panel fuse block (diagram 3 of 5)
• To splice j308 (diagram 5 of 5)
• Trailer backup lamps relay
• Trailer brake power control module
• Trailer connector
• Trailer park lamps relay
• Trans ign fuse 15a
• Transfer case control module
• Transfer case motor (a/t)
• Transmission control module
• Trlr batt fuse 30a
• Trlr brk fuse 30a
• Underhood fuse block (left side of engine compt)
• Valve
• Windshield washer pump relay
• Windshield wiper relay
• Windshield wiper speed control relay
• X111
• X115
• X132

Power Distribution Wiring Diagram (3 of 5) for GMC Sierra 2014 1500

List of elements for Power Distribution Wiring Diagram (3 of 5) for GMC Sierra 2014 1500:

• (in fuse block jumper harness) j220
• 2wd late production
• 4wd & 2wd early production
• Air bag/ info fuse 10a
• Amp fuse 30a
• Audio amplifier
• Bcm 1 fuse 10a
• Bcm 3 fuse 20a
• Bcm 5 fuse 10a
• Bcm 7p fuse 15a
• Body control module
• Data link connector (dlc)
• Driver back seat blower assembly
• Driver cushion seat blower assembly
• Driver seat heating & cooling switch (w/ climate control seats)
• Driver window switch
• From underhood fuse block (diagram 2 of 5)
• Hvac control module
• Inflatable restraint sensing & diagnostic module
• Info display module
• Instrument cluster
• Ipc fuse 10a
• J326
• J519
• Left instrument panel fuse block (lower left side of dash)
• Ltd htd cld seat fuse 15a
• Mir wndw mdl fuse 5a
• Outside rearview mirror switch
• Passenger back seat blower assembly
• Passenger cushion seat blower assembly
• Passenger presence module
• Passenger seat heating & cooling switch (w/ climate control seats)
• Peps/hvac fuse 10a
• Prk enbl/ eap fuse 15a
• Seat heating control module (w/ heated seats)
• Seat memory control module
• Seat memory control module (w/ heated seats)
• Telematics communication interface control module
• Transmission park position relay 87a
• W/ climate control seats
• X215
• X310
• X310 (w/o heated seats: in passenger seat harness, 5 cm from x305 breakout) (w/heated seats: heated passenger seat harness, 10 cm from heated seat elements breakout) j316
• X312
• X320
• X322
• X500
• X505

Power Distribution Wiring Diagram (4 of 5) for GMC Sierra 2014 1500

List of elements for Power Distribution Wiring Diagram (4 of 5) for GMC Sierra 2014 1500:

• (not used)
• 110v
• 110v ac accessory power receptacle (110v) 220v ac accessory power receptacle (220v)
• 110v ac phase a
• 220v
• 230v ac phase a
• 2wd late production
• 4wd & 2wd early production
• Ac inv fuse 25a
• Accessory dc/ac power inverter module
• Audio amplifier
• Audio/ video input adapter
• Auxiliary audio input (w/ center front seats)
• Auxiliary audio input (w/ floor custom console front compt)
• B+ 110v ac phase b 230v ac phase b
• Bare
• Bcm 2 fuse 10a
• Bcm 4 fuse 20a
• Blower motor
• Body control module
• Cargo lamp relay
• Drain wire
• From battery fuse block (diagram 1 of 5)
• Front & rear parking assist control module
• Front view camera module
• Frt blwr fuse 40a
• G210 (right front dash defroster deflector)
• Gnd
• Human interface control
• Instrument panel junction block
• Inverter ctrl
• J240
• J250
• J295
• J305 (in driver seat harness, 5 cm into x303)
• J326
• Left steering wheel controls switch
• Logic
• Media disc player
• Module
• Passenger back seat blower assembly
• Passenger cushion seat blower assembly
• Radio
• Rdo fuse 20a
• Red
• Right instrument panel fuse block (in right end of dash)
• Right steering wheel controls switch
• Roof beacon relay
• Rse fuse 10a
• Rt frt htd cld seat fuse 15a
• Seat heating control module (w/ heated seats)
• Seo fuse 15a
• Spare fuse 15a
• Steering wheel air bag coil
• Str whl cntrl fuse 2a
• Sunroof fuse 30a
• Sunroof motor
• To retained accessory power relay 2 (diagram 5 of 5)
• Usb/obs det fuse 15a
• Video display 2nd row
• W/ climate control seats
• W/ vedio system
• W/o vedio system
• X201
• X217
• X300
• X305
• X314
• X316
• X318
• X320
• X322 (2wd)

Power Distribution Wiring Diagram (5 of 5) for GMC Sierra 2014 1500

List of elements for Power Distribution Wiring Diagram (5 of 5) for GMC Sierra 2014 1500:

• (in passenger seat harness, 10 cm from heated seat cushion element breakout) j308
• (inside drive motor generator battery) g312
• Accy/run crnk fuse 10a
• Apo 1/ltr fuse 15a
• Apo 2 fuse 15a
• Apo 3 fuse 15a
• Apo 4 fuse 15a
• Apo fuse 50a
• Body control module
• Center console 1 accessory power receptacle
• Center console 2 accessory power receptacle
• Center control compartment accessory power receptacle
• Center seat accessory power receptacle
• Collision alert indicators
• From lt drs fuse (diagram 1 of 5)
• From underhood fuse block (diagram 2 of 5)
• From usb/obs det fuse (diagram 4 of 5)
• G210 (right front dash defroster deflector)
• G218 (left front dash defroster deflector)
• Htd whl fuse 7.5a
• Hvac control module
• Hvac/aux hvac ign fuse 15a
• Ignition main relay
• Inside rearview mirror
• Instrument cluster
• Instrument panel 1 accessory power receptacle
• Instrument panel 2 accessory power receptacle
• Instrument panel junction block x9
• Ipc ign/sdm ign fuse 10a
• J205
• J240
• J241
• J340 (in driver seat jumper harness, 5 cm in x324 breakout)
• J341 (in driver seat jumper harness, 10 cm into x324 breakout)
• J342
• Left instrument panel fuse block (lower left side of dash)
• Mobile device wireless charger module
• Passenger air bag disabled indicator
• Rear body junction block
• Rearview camera
• Red
• Retained accessory power relay 1
• Retained accessory power relay 2
• Right instrument panel fuse block (in right end of dash)
• Seo alc fuse 15a
• Seo rap fuse 10a
• Sliding rear window switch
• Steering wheel air bag coil
• Steering wheel heating control module
• Sunroof motor
• Transfer case control module
• Underhood fuse block (left side of engine x5 compt)
• W/ driver & passenger split seats
• W/o driver & passenger split seats
• X201
• X215
• X300
• X314
• X316
• X319

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 3) for GMC Sierra 2014 1500

List of elements for Power Door Locks Wiring Diagram (1 of 3) for GMC Sierra 2014 1500:

• Actuator receive sig
• Actuator return
• Actuator unlck ctrl
• Batt pos volt
• Bcm 3 fuse 20a
• Beam sply volt
• Body control module (lower left side of dash)
• Child security
• Computer data lines system
• Dr lck ctrl
• Dr lck ctrl 2
• Driver door latch assembly (in rear of driver front door)
• Driver window motor (except crew cab: inside driver's door) (crew cab: in left rear door)
• Driver window switch
• G218 (left front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Gmlan serial data (+)
• Gmlan serial data (-)
• Gnd
• Headlights system
• Hood ajar sw sig
• Horn relay ctrl
• Horns system
• Hot at all times
• Instrument panel left fuse block (lower left side of dash)
• Interior lights system
• J205
• J515
• J650
• Key sw unlck sig
• Lck rly ctrl
• Lf dr ajar sw sig
• Lin bus 3
• Lock ctrl
• Lock motor status
• Lock out ind
• Lock out switch
• Lock sig
• Logic
• Lr dr ajar sw sig
• Lt headlp low
• Motor status sig lr
• Motor status sig rr
• Mtr status
• Passenger door lock switch
• Rf dr ajar sw sig
• Rr dr ajar sw sig
• Rt headlp low beam sply volt
• Security lck sw sig
• Sw sig lf dr ajar
• Transmit signal
• Unlock ctrl
• Unlock sig
• W/ power operated window
• W/o power operated window
• X225
• X500
• X505
• X600
• X605
• X606
• X700
• X800

Power Door Locks Wiring Diagram (2 of 3) for GMC Sierra 2014 1500

List of elements for Power Door Locks Wiring Diagram (2 of 3) for GMC Sierra 2014 1500:

• (in right end of dash) instrument panel right fuse block
• (info not available)
• 2wd
• 4wd
• Ajar sw sig rf dr
• Ajar sw sig rr dr
• Child security lock disable relay
• Computer data lines system
• Door dead lock relay
• Driver door lock switch
• Except regular cab
• G210 (right front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Instrument panel junction block x5
• Interior lights system
• J241
• J331 (in chassis harness)
• J360
• J361
• J515
• J615
• J815
• Lin bus 3
• Lin bus 4
• Logic
• Passenger door latch assembly (in rear of passenger front door)
• Passenger window switch
• Regular cab
• Right rear door latch assembly (crew cab: rear of right rear door)
• Right rear window switch
• W/ power operated window
• W/o power operated window
• X500
• X505
• X506
• X600
• X605
• X800

Power Door Locks Wiring Diagram (3 of 3) for GMC Sierra 2014 1500

List of elements for Power Door Locks Wiring Diagram (3 of 3) for GMC Sierra 2014 1500:

• (not used)
• (part of hood latch assembly) hood ajar switch
• 2wd
• 4wd
• Actr receive sig
• Actr rtn
• Actr sply volt
• Actr transmit sig
• Ajar sw sig lr dr
• Antenna
• Computer data lines system
• Display
• Door ajar ind
• Except regular cab
• G102 (on lower left front of engine)
• G311 (inside drive motor generator battery)
• Instrument cluster
• J125
• J715
• Left rear door latch assembly (crew cab: rear of left rear door)
• Left rear window switch
• Lin bus 4
• Lo spd gmlan serial data
• Logic
• Remote control door lock receiver (top rear of passenger compt)
• Security ind
• W/ power operated window
• W/o power operated window
• X150
• X700

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for GMC Sierra 2014 1500

List of elements for Electrochromic Mirror Wiring Diagram for GMC Sierra 2014 1500:

• (right front dash defroster deflector) g210
• 2wd
• Accy/run crnk fuse 10a
• Air bag/ info fuse 10a
• Batt positive volt
• Comp sw
• Computer data lines system
• Dlc/dsm fuse 10a
• Driver outside rearview mirror glass
• Early production
• Emergency switch
• Exterior lights system
• G325 (left side of front passenger seat)
• Gmlan srl data (+) 1
• Gmlan srl data (-) 1
• Gnd
• Ground
• Hot at all times
• Hot w/ ignition main relay energized
• Inside rearview mirror (isrvm)
• Instrument panel junction block
• J332
• J350
• Keypad green led
• Keypad green led ind
• Keypad red led
• Keypad red led ind
• Keypad sig
• Keypad signal ind
• Keypad sply volt
• Late production
• Left instrument fuse block (left side of dash)
• Left instrument panel junction block (lower left side of dash)
• Logic
• Mirror dimming
• Onstar switch
• Phone switch
• Right instrument fuse block
• Run/crank ign 1 voltage
• Telematics button assembly
• Telematics communication interface control module
• Temp sw
• W/ onstar
• X500
• X510

Power Mirrors Wiring Diagram for GMC Sierra 2014 1500

List of elements for Power Mirrors Wiring Diagram for GMC Sierra 2014 1500:

• 2wd
• 4wd
• Defogger system
• Down
• Driver
• Driver outside rearview mirror
• Driver outside rearview mirror folding motor
• Driver outside rearview mirror glass
• Driver outside rearview mirror motor
• Electrochromic mirror circuit
• Exterior lights system
• G311 (inside drive motor generator battery)
• Hot at all times
• J519
• Left
• Left instrument fuse block (left side of dash)
• Mir wndw mdl fuse 5a
• Mirror dimming
• Mirror motor fold in ctrl
• Mirror motor fold out ctrl
• Nca
• Off
• Outside rearview mirror switch
• Passenger
• Passenger outside rearview mirror
• Passenger outside rearview mirror folding motor
• Passenger outside rearview mirror glass
• Passenger outside rearview mirror motor
• Right
• X500
• X505
• X510
• X600
• X610

POWER SEATS

Adjustable Pedal Wiring Diagram for GMC Sierra 2014 1500

List of elements for Adjustable Pedal Wiring Diagram for GMC Sierra 2014 1500:

• (left front dash defroster deflector)
• (lower left side of dash)
• 87a
• Adjustable pedal motor (lower left side of dash)
• Adjustable pedal relay
• Body control module (bcm) (lower left side of dash)
• Forward 87a adjustable pedal relay
• Fwd
• G218
• G218 (left front dash defroster deflector)
• Hot at all times
• Instrument panel multi-function switch
• J205
• J212
• Left instrument panel fuse block (left side of dash)
• Left instrument panel junction block x8
• Prk enbl/eap fuse 15a
• Rearward 87a
• Rwd
• Transmission park position relay
• X275

Climate Control Seats Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Climate Control Seats Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (left front dash defroster deflector) g218
• Batt pos volt
• Batt positive voltage
• Bcm 5 fuse 10a
• Body control module (lower left side of dash)
• Computer data lines system
• Driv seat vent mtr ctrl
• Driver back seat blower assembly
• Driver back seat heating element (in driver's seat back)
• Driver cushion seat blower assembly
• Driver cushion seat heating element (in driver's seat cushion)
• Driver heated back element sply volt
• G311 (inside drive motor generator battery)
• Gnd
• Ground
• Hot at all times
• J205
• J313
• J316
• J317 (in passenger seat harness, 5 cm from seat adjuster motor breakout)
• J318
• Left instrument panel fuse block (left side of dash)
• Logic
• Ltd htd cld seat fuse 15a
• Nca
• Network bus 5
• Pass seat vent mtr ctrl
• Seat back temp sens sig
• Vent motor ctrl
• X310
• X312
• X320

Climate Control Seats Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Climate Control Seats Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• 2wd
• Amp fuse 15a
• Back element sply volt
• Batt pos volt
• Computer data lines system
• Driver seat heating & cooling switch
• Early production
• G218 (left front dash defroster deflector)
• G312 (inside drive motor generator battery)
• Ground
• Hot at all times
• Ipc fuse 10a
• J212
• J220
• J323
• J326
• J327 (in headliner harness, 15 cm from front inside air temperature sensor breakout)
• J328
• Late production
• Left instrument panel fuse block (left side of dash)
• Logic
• Nca
• Pass heated seat element sply volt
• Pass seat vent motor control
• Passenger back seat blower assembly
• Passenger back seat heating element (in passenger's seat back)
• Passenger cushion seat blower assembly
• Passenger cushion seat heating element (in passenger's seat cushion)
• Passenger seat heating & cooling switch
• Right instrument panel fuse block
• Spare fuse 15a
• Vent motor ctrl
• X320
• X322

Driver Power Seat Wiring Diagram for GMC Sierra 2014 1500

List of elements for Driver Power Seat Wiring Diagram for GMC Sierra 2014 1500:

• Down
• Driver seat adjuster switch
• Driver seat front vertical motor
• Driver seat horizontal motor
• Driver seat lumbar support horizontal motor (in driver's seat back)
• Driver seat rear vertical motor
• Driver seat recline motor (lower right side of passenger's seat back)
• Drvr pwr seat fuse 30a
• Fwd
• G311 (inside drive motor generator battery)
• Hot at all times
• J313
• Left instrument panel fuse block (left side of dash)
• Rwd
• X310
• X311

Heated Seats Wiring Diagram for GMC Sierra 2014 1500

List of elements for Heated Seats Wiring Diagram for GMC Sierra 2014 1500:

• (inside drive motor generator battery)
• Amp fuse 15a
• Back ele sply volt
• Battery positive volt
• Computer data lines system
• Driver back seat heating element (in driver's seat back)
• Driver cushion seat heating element (in driver's seat cushion)
• Driver seat heating & cooling switch
• Early production
• G218 (left front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312
• G312 (inside drive motor generator battery)
• Gnd
• Hot at all times
• Ipc fuse 10a
• J212
• J220
• J318
• J328
• Late production
• Left instrument panel fuse block (left side of dash)
• Ltd htd cld seat fuse 15a
• Network bus 2
• Passenger back seat heating element (in passenger's seat back)
• Passenger cushion seat heating element (in passenger's seat cushion)
• Passenger seat heating & cooling switch
• Right instrument panel fuse block
• Rt frt htd cld seat fuse 15a
• Seat ele sply volt
• Seat heating control module
• X310
• X312
• X320
• X322

Heated Steering Wheel Wiring Diagram for GMC Sierra 2014 1500

List of elements for Heated Steering Wheel Wiring Diagram for GMC Sierra 2014 1500:

• G210 (right front dash defroster deflector)
• Gnd
• Heated steering wheel ind
• Heated steering wheel switch
• Hot w/ ignition run/crank relay energized
• Htd whl fuse 7.5a
• Ign 1 volt
• J284
• J285
• Led cntrl
• Left instrument panel fuse block (left side of dash)
• Left steering wheel control switch
• Logic
• Pnk
• Red
• Right steering wheel controls switch
• Sns sig
• Steering wheel air bag coil
• Steering wheel heater
• Steering wheel heating control module (in steering wheel)
• Sw sig
• Whl hi cntrl
• X201

Passenger Power Seat Wiring Diagram for GMC Sierra 2014 1500

List of elements for Passenger Power Seat Wiring Diagram for GMC Sierra 2014 1500:

• Down
• Fwd
• G312 (inside drive motor generator battery)
• Hot at all times
• J323
• Pass seat fuse 30a
• Passenger seat adjuster switch
• Passenger seat front vertical motor
• Passenger seat horizontal motor
• Passenger seat lumbar support horizontal motor (in passenger's seat back)
• Passenger seat lumbar support vertical motor (in passenger's seat back)
• Passenger seat rear vertical motor
• Passenger seat recline motor (lower right side of passenger's seat back)
• Right instrument panel fuse block
• Rwd
• X320
• X321

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for GMC Sierra 2014 1500

List of elements for Power Top/Sunroof Wiring Diagram for GMC Sierra 2014 1500:

• Acc volt
• Batt pos volt
• Close
• Close express
• G210 (right front dash defroster deflector)
• Gnd
• Hot at all times
• Hot w/ retained accessory power relay 1 energized
• J333
• Left instrument panel fuse block
• Open
• Open express
• Right instrument panel fuse block
• Seo rap fuse 10a
• Sunroof fuse 30a
• Sunroof motor
• Sunroof switch
• Sw close sig
• Sw close vent sig
• Sw express sig
• Sw open sig
• Sw open vent sig
• X316
• X318
• X319

POWER WINDOWS

Power Windows Wiring Diagram for GMC Sierra 2014 1500

List of elements for Power Windows Wiring Diagram for GMC Sierra 2014 1500:

• (inside drive motor generator battery) g311
• Ajar sw sig
• Batt
• Chd lck ind
• Computer data lines system
• Door locks system
• Down
• Down sig
• Driver window motor (inside driver's door)
• Driver window switch
• Express
• Express sig
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Gnd
• Hot at all times
• Ill ind
• Illumination indicator
• Ind dim cnt
• Interior lights system
• J515
• J615
• J715
• J815
• Left instrument panel fuse block
• Left rear window motor (in left rear door)
• Left rear window switch
• Lk mtr sts
• Lk sw sig
• Lockout indicator
• Logic
• Lr down ctrl
• Lr dr ajar sw sig
• Lr up ctrl
• Lt drs fuse 30a
• Mir wndw mdl fuse 5a
• Motor
• Network 3
• Network 4
• Passenger window motor (inside passenger's door)
• Passenger window switch
• Right front window switch
• Right instrument panel fuse block
• Right rear window motor (in right rear door)
• Right rear window switch
• Rr down ctrl
• Rr dr ajar sw sig
• Rr up ctrl
• Rt dr wndw mtr fuse 30a
• Unlck sig
• Up sig
• Window lock switch
• Window switch left front
• Window switch left rear
• Window switch right rear
• X500
• X505
• X600
• X605
• X700
• X800

Sliding Rear Window Wiring Diagram for GMC Sierra 2014 1500

List of elements for Sliding Rear Window Wiring Diagram for GMC Sierra 2014 1500:

• 87a
• Aux wndw fuse 30a
• Close
• G210 (right front dash defroster deflector)
• Hot at all times
• Hot w/ retained accessory power relay 1 energized
• Illumi- nation
• Instrument panel junction block
• Interior lights system
• J241
• J333
• Left instrument panel fuse block
• Open
• Right instrument panel fuse block
• Seo rap fuse 10a
• Sliding rear window close relay
• Sliding rear window motor (right rear of passenger compt)
• Sliding rear window open relay
• Sliding rear window switch
• X316

RADIO

Radio Wiring Diagram, with Navigation (1 of 4) for GMC Sierra 2014 1500

List of elements for Radio Wiring Diagram, with Navigation (1 of 4) for GMC Sierra 2014 1500:

• Am/fm ant sig
• Aux audio comm sig
• Aux audio screen (2)
• Aux detection sig
• Auxiliary audio input
• Batt positive volt
• Coax
• Computer data lines system
• Gmlan serial data
• Gnd
• Hd/xm/gps
• Hot at all times
• J250
• L aux audio sig (2)
• Logic
• Low ref
• Media disc player (if equipped)
• Most control
• Most serial data (+)
• Most serial data (-)
• Nca
• Network bus 10
• Positive voltage
• R aux audio sig (2)
• Radio
• Radio antenna
• Rdo fuse 20a
• Right instrument panel fuse block (in right end of dash)
• Serial data (+)
• Serial data (-)
• Signal ground
• Telephone voice sig
• Usb
• Usb/obs det fuse 15a
• X245
• X275
• X300
• X301
• X313
• X314

Radio Wiring Diagram, with Navigation (2 of 4) for GMC Sierra 2014 1500

List of elements for Radio Wiring Diagram, with Navigation (2 of 4) for GMC Sierra 2014 1500:

• (left side of front passenger seat) g325
• Bat pos volt
• Batt pos volt
• Bus 12 network
• Coax
• Computer data lines system
• Display
• Down
• G210 (right front dash defroster deflector)
• G305
• Gmlan serial data
• Ground
• Hot at all times
• Info display module
• Instrument panel junction block
• Ipc fuse 10a
• J220
• J285
• J295
• J350
• Left instrument panel fuse block (lower left side of dash)
• Left steering wheel controls switch
• Logic
• Mute
• Nca
• Network bus 10
• Network bus 9
• Radio presets steering wheel controls switch
• Radio volume steering wheel controls switch
• Radio/hvac controls
• Right instrument panel fuse block (in right end of dash)
• Right steering wheel controls switch
• Source
• Steering wheel air bag coil
• Str whl cntrl fuse 2a
• Usb
• Voice
• Vol +
• Vol -
• X201

Radio Wiring Diagram, with Navigation (3 of 4) for GMC Sierra 2014 1500

List of elements for Radio Wiring Diagram, with Navigation (3 of 4) for GMC Sierra 2014 1500:

• (in overhead console) cellular phone microphone
• (left front of roof) cellular phone, navigation & digital radio antenna
• (or 5149)
• (or 654)
• Amp fuse 30a
• Audio sig
• Batt pos volt
• Camera signal 1 +
• Camera signal 1 -
• Cell
• Coax
• Communication enable
• Computer data lines system
• Digital radio antenna
• Drain wire
• Gmlan serial data (+) 1
• Gmlan serial data (-) 1
• Gnd
• Gps
• Gps/cell
• Hot at all times
• Human interface control module (behind glove box)
• Left instrument panel fuse block (lower left side of dash)
• Low ref
• Microphone sig
• Microphone/audio
• Most control
• Most serial data (+)
• Most serial data (-)
• Navigation antenna signal splitter
• Navigation display sig (+)
• Navigation system
• Nca
• Network bus 5
• Red
• Ser data (+)
• Ser data (-)
• Telematics communication interface control module
• Usb
• Usb receptacle
• Usb srl data low ref
• Voice sig
• Vt-1
• Vt-2
• W/ onstar
• W/ splitter
• W/o onstar
• W/o splitter
• X210
• X222
• X305

Radio Wiring Diagram, with Navigation (4 of 4) for GMC Sierra 2014 1500

List of elements for Radio Wiring Diagram, with Navigation (4 of 4) for GMC Sierra 2014 1500:

• (w/o premium surround amplifier) j298
• Audio amplifier (under rear of center console)
• Batt pos volt
• Computer data lines system
• Engine controls system
• G325 (left side of front passenger seat)
• Gmlan serial data
• Ground
• J201 (w/o premium surround amplifier) (in i/p harness, in headlight & dimmer switch breakout)
• J202 (w/o premium surround amplifier) (in i/p harness, 12.5 cm from instrument cluster breakout)
• J299 (w/o premium surround amplifier)
• J350
• Left front door speaker
• Left front radio volume compensator interior noise microphone
• Left instrument panel speaker
• Lf spk (+)
• Lf spk (-)
• Lf spkr (+) (1)
• Lf spkr (-) (1)
• Lr spk (+)
• Lr spk (-)
• Microphone 1 ret
• Microphone 1 sig
• Microphone 2 ret
• Microphone 2 sig
• Microphone 3 ret
• Microphone 3 sig
• Most control
• Nca
• Rear radio volume compensator interior noise microphone
• Replicated sig
• Rf spk (+)
• Rf spk (-)
• Rf spkr (+) (1)
• Rf spkr (-) (1)
• Right front door speaker
• Right front radio volume compensator interior noise microphone
• Right instrument panel speaker
• Right rear door speaker
• Rr spk (+)
• Rr spk (-)
• Serial data (+)
• Serial data (-)
• Speaker +
• Speaker -
• Subwoofer door speaker
• W/ premium surround amplifier
• W/o premium surround amplifier
• X225
• X275
• X315
• X500
• X600
• X700
• X800

Radio Wiring Diagram, without Navigation (1 of 3) for GMC Sierra 2014 1500

List of elements for Radio Wiring Diagram, without Navigation (1 of 3) for GMC Sierra 2014 1500:

• Am/fm ant sig
• Aux audio comm sig
• Aux audio screen (2)
• Aux detection sig
• Auxiliary audio input
• Coax
• Computer data lines system
• Drain wire
• Gmlan serial data
• Hot at all times
• J250
• L aux audio sig (2)
• Logic
• Low ref
• Media disc player (if equipped)
• Most control
• Most serial data (+)
• Most serial data (-)
• Nca
• Network bus 10
• Positive voltage
• R aux audio sig (2)
• Radio
• Radio antenna
• Rdo fuse 20a
• Right instrument panel fuse block (in right end of dash)
• Serial data (+)
• Serial data (-)
• Signal ground
• Telematics communication interface control module
• Telephone voice sig
• Usb
• Usb/obs det fuse 15a
• Voice sig
• X245
• X275
• X300
• X301
• X313
• X314

Radio Wiring Diagram, without Navigation (2 of 3) for GMC Sierra 2014 1500

List of elements for Radio Wiring Diagram, without Navigation (2 of 3) for GMC Sierra 2014 1500:

• (left side of front passenger seat) g325
• Bat pos volt
• Batt pos volt
• Bus 12 network
• Computer data lines system
• Display
• Down
• G210 (right front dash defroster deflector)
• G305
• Gmlan serial data
• Ground
• Hot at all times
• Info display module
• Instrument panel junction block
• Instrument panel left fuse block (left side side of dash)
• Ipc fuse 10a
• J220
• J285
• J295
• J350
• Left steering wheel controls switch
• Logic
• Mute
• Nca
• Network bus 10
• Network bus 9
• Radio presets steering wheel controls switch
• Radio volume steering wheel controls switch
• Radio/hvac controls
• Right instrument panel fuse block (in right end of dash)
• Right steering wheel controls switch
• Source
• Steering wheel air bag coil
• Str whl cntrl fuse 2a
• Voice
• Vol +
• Vol -
• X201

Radio Wiring Diagram, without Navigation (3 of 3) for GMC Sierra 2014 1500

List of elements for Radio Wiring Diagram, without Navigation (3 of 3) for GMC Sierra 2014 1500:

• Batt positive volt
• Crew cab
• Gnd
• Left front door speaker
• Left instrument panel speaker
• Left rear door speaker
• Left rear trim panel speaker
• Lf speaker (+) (1)
• Lf speaker (-) (1)
• Lt rear speaker (+)
• Lt rear speaker (-)
• Radio
• Regular cab
• Rf speaker (+) (1)
• Rf speaker (-) (1)
• Right front door speaker
• Right instrument panel speaker
• Right rear door speaker
• Right rear trim panel speaker
• Rt rear speaker (+)
• Rt rear speaker (-)
• X225
• X275
• X500
• X600
• X700
• X800

Video System Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Video System Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• Auxiliary audio common sig 2
• Auxiliary audio drain wire 1
• Auxiliary video hi sig
• Auxiliary video lo sig
• Batt positive volt
• Computer data lines system
• Enable sig
• Entertainment remote
• Entertainment remote enable sig
• G210 (right front dash defroster deflector)
• Gnd
• Headphone common sig
• Hot at all times
• Human machine interface control module
• Info display module
• Instrument panel junction block
• J241
• Lh auxiliary audio sig 1
• Low speed gmlan serial data
• Lr seat audio headphone sig
• Lvds
• Media disc player
• Most control
• Most serial data +
• Most serial data -
• Nca
• Rear audio drain wire
• Rh auxiliary audio sig 1
• Right instrument panel fuse block (in right end of dash)
• Rr seat audio headphone sig
• Rse fuse 10a
• Sig gnd
• Usb
• Video display 2nd row
• X238
• X300
• X305
• X351

Video System Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Video System Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• Audio sig 1
• Audio/video input adapter
• Auxiliary audio
• Auxiliary video
• Batt positive volt
• Common sig headphone rear seat audio
• Common sig2
• G325 (left side of front passenger seat)
• Gnd
• Headphone sig
• Hi sig
• Hot at all times
• Instrument panel junction block
• J250
• J350
• Left auxiliary
• Lo sig
• Logic
• Lr seat audio
• Nca
• Rdo fuse 20a
• Right auxiliary
• Right instrument panel fuse block (in right end of dash)
• Rr seat audio
• Usb
• X300

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for GMC Sierra 2014 1500

List of elements for Shift Interlock Wiring Diagram for GMC Sierra 2014 1500:

• Automatic transmission assembly
• Bcm 6 fuse 15a
• Body control module (lower left side of dash)
• Brake pedal position sensor (behind brake pedal assembly)
• Brk posi sens 5 volt ref
• Brk posi sens low ref
• Brk posi sens sig
• Computer data lines system
• Control solenoid valve assembly
• Engine control module (left front of engine compt, near fan shroud)
• G218 (left front dash defroster deflector)
• Gnd
• Hi spd gmlan serial data (+)
• Hi spd gmlan serial data (-)
• Hi speed gmlan serial data (+) 1
• Hi speed gmlan serial data (-) 1
• Hot at all times
• Instrument panel junction block
• J205
• J212
• Park lock sol ctrl
• Park/neutral sig (1)
• Right instrument panel fuse block (in right end of dash)
• Sens low ref
• Transmission control module
• Transmission internal mode switch
• Transmission shift lock control solenoid actuator
• X115
• X119
• X201

STARTING/CHARGING

Charging Wiring Diagram for GMC Sierra 2014 1500

List of elements for Charging Wiring Diagram for GMC Sierra 2014 1500:

• Battery
• Battery current sensor (right rear of engine compt)
• Battery fuse block (engine compt, top right)
• Body control module (lower left side of dash)
• Charge ind
• Charge ind ctrl
• Computer data lines system
• Current sens low ref
• Current sens sig
• Current sens sply volt
• Driver information center display
• Ecm ign fuse 5a
• Engine control module (left front of engine compt, near fan shroud)
• Fuse 175a
• G100 (on lower left radiator support)
• G102 (lower left front of engine)
• G110 (left front lower side of engine block)
• G218 (left front dash defroster deflector)
• Generator
• Generator field duty cycle sig
• Gnd
• Hi spd gmlan srl data (+) (1)
• Hi spd gmlan srl data (-) (1)
• Hot w/ ignition main relay energized
• Instrument cluster
• Ipc ign/5dm ign fuse 20a
• J125
• J205
• J212
• Logic
• Mdl/ batt rvc fuse 5a
• Most serial data (+)
• Most serial data (-)
• Red
• Run/crank ign 1 volt
• Underhood fuse block (on positive battery terminal)
• X115

Starting Wiring Diagram for GMC Sierra 2014 1500

List of elements for Starting Wiring Diagram for GMC Sierra 2014 1500:

• Acc
• Automatic transmission assembly
• Battery
• Battery fuse block (engine comptt top right)
• Body control module (lower left side of dash)
• Charging circuit
• Computer data lines system
• Control solenoid valve assembly
• Dlis fuse 2a
• Ecm ign fuse 15a
• Engine control module (left front of engine compt, near fan shroud)
• Fuse 175a
• G100 (on lower left radiator support)
• G110 (left front lower side of engine block)
• Gnd
• High speed gmlan serial data (+) (1)
• High speed gmlan serial data (+) 1
• High speed gmlan serial data (-) (1)
• High speed gmlan serial data (-) 1 x6
• Hot w/ ignition main relay energized
• Ignition switch
• Ip bec 2 fuse 50a
• J124
• J125
• Left instrument panel fuse block
• Off
• Red
• Run
• Run/crank ign 1 volt
• Start
• Starter enable relay ctrl
• Starter motor
• Starter relay
• Strtr fuse 40a
• Transmission control module
• Transmission internal mode switch
• Transmission park/ neutral signal (1)
• Underhood fuse block (on positive battery terminal)
• X201

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 3) for GMC Sierra 2014 1500

List of elements for Supplemental Restraints Wiring Diagram (1 of 3) for GMC Sierra 2014 1500:

• (in passenger seat harness, 20 cm from x305)
• Breakout) j324
• Dr side impact mod hi ctrl
• Dr side impact mod lo ctrl
• Driver seat belt anchor pretensioner
• Driver seat belt buckle
• Driver seat belt retractor pretensioner
• Driver seat belt sw lo ref
• Driver seat belt sw sig
• Driver seat belt switch
• Driver seat pos sw sig
• Driver seat position sensor
• Driver seat side air bag
• Drv sb anch pret high ctrl
• Drv sb anch pret low ctrl
• Drv seat ret pre hi ctrl
• Drv seat ret pre lo ctrl
• Inflatable restraint sensing & diagnostic module (under driver's seat)
• J314
• Lf discriminating sens lo ref
• Lf discriminating sens sig
• Lf head curtain mod hi ctrl
• Lf head curtain mod lo ctrl
• Lf side impact mod lo ref
• Lf side impact mod sig
• Lr side impact mod lo ref
• Lr side impact mod sig
• Nca
• Pass sb anch pret high ctrl
• Pass sb anch pret low ctrl
• Pass seat belt sw lo ref
• Pass seat belt switch sig
• Pass seat position switch sig
• Pass seat ret pre hi ctrl
• Pass seat ret pre lo ctrl
• Pass side impact mod hi ctrl
• Pass side impact mod lo ctrl
• Passenger seat belt anchor pretensioner
• Passenger seat belt buckle
• Passenger seat belt retractor pretensioner
• Passenger seat belt switch
• Passenger seat position sensor
• Passenger seat side air bag
• Pin shorting bars engaged
• Red
• Rf discriminating sens lo ref
• Rf discriminating sens sig
• Rf head curtain mod hi ctrl
• Rf head curtain mod lo ctrl
• Rf side impact mod lo ref
• Rf side impact mod sig
• Right roof rail air bag
• Rr side impact mod lo ref
• Rr side impact mod sig
• Shorting bar
• When module connector is disconnected from harness: (shorting bars are connected between following pins: 17-18 & 53-54)
• X310
• X312
• X320
• X322
• X390

Supplemental Restraints Wiring Diagram (2 of 3) for GMC Sierra 2014 1500

List of elements for Supplemental Restraints Wiring Diagram (2 of 3) for GMC Sierra 2014 1500:

• (in driver's door) left front side impact sensor
• (in passenger's door) right front side impact sensor
• 2wd late production
• 4wd & 2wd early production
• Air bag/ info fuse 10a
• Dlc/ dsm fuse 10a
• G327 (right side of front passenger seat)
• Gnd
• Hot at all times
• Left front impact sensor
• Left instrument panel fuse block (left end of dash)
• Left rear side impact sensor (in left rear door)
• Left roof rail air bag
• Lines system computer data
• Lo spd gmlan
• Passenger presence module (under front of front passenger seat cushion)
• Passenger seat belt tension sensor
• Red
• Right front impact sensor
• Right instrument panel fuse block
• Right rear side impact sensor (in right rear door)
• Sens sig
• Sens vol ref
• Shorting bar
• X150
• X320
• X380
• X500
• X600
• X700
• X800

Supplemental Restraints Wiring Diagram (3 of 3) for GMC Sierra 2014 1500

List of elements for Supplemental Restraints Wiring Diagram (3 of 3) for GMC Sierra 2014 1500:

• (lower left side of dash) body control module
• Air bag ind
• Air bag off ind
• Air bag on ind
• Computer data lines system
• Display
• G210 (right front dash defroster deflector)
• G327 (right side of front passenger seat)
• Gnd
• Hi spd gmlan (+)
• Hi spd gmlan (-)
• Inflatable restraint sensing & diagnostic module (under driver's seat)
• Instrument cluster
• Instrument panel junction block
• Interior lights system
• J333
• J365
• Lo spd gmlan serial data
• Logic
• Low spd gmlan serial data sd comm enable
• Mod stage 1 hi
• Mod stage 1 lo
• Mod stage 2 hi
• Mod stage 2 lo
• Pass seat belt ind pass air bag on ind pass air bag off ind pass mod sw sig pass mod sw retrn
• Pass stage 1 hi
• Pass stage 1 lo
• Pass stage 2 hi
• Pass stage 2 lo
• Passenger air bag disable indicator
• Passenger instrument panel air bag
• Pnk
• Rollover protection disable switch
• Sd comm enable
• Seat belt ind
• Seat belt on ind
• Shorting bar
• Steering wheel air bag
• Steering wheel air bag coil
• Tan
• X205
• X275
• X316

TRANSMISSION

A/T Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for A/T Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• (left front dash defroster deflector) g218
• Accy volt
• Automatic transmission assembly
• Automatic transmission fluid temperature (tft) sensor signal
• Batt +
• Computer data lines system
• Control solenoid valve assembly
• Data (+)
• Data (-)
• Driver information center (dic) display
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• G110 (left front lower side of engine block)
• Gmlan data bus (+)
• Gmlan data bus (-)
• Gnd
• Hot at all times
• Hot w/ ignition relay energized
• Ign
• Ign 1 volt
• Instrument cluster
• Ipc fuse 10a
• J126
• J212
• J220
• Left instrument panel fuse block (lower left side of dash)
• Logic
• Low reference
• Park/neutral sig
• Pc solenoid 1 control
• Pc solenoid 2 control
• Pc solenoid 3 control
• Pc solenoid 4 control
• Pc solenoid 5 control
• Power distribution system
• Pressure control (pc) solenoid valve 1
• Pressure control (pc) solenoid valve 2
• Pressure control (pc) solenoid valve 3
• Pressure control (pc) solenoid valve 4
• Pressure control (pc) solenoid valve 5
• Replicated tos signal
• Serial data bus (+)
• Serial data bus (-)
• Shift solenoid (ss) 1 control
• Shift solenoid (ss) 2 control
• Shift solenoid (ss) valve 1
• Shift solenoid (ss) valve 2
• Tcm/ecm fuse 15a
• To transmission internal mode switch (ims) (diagram 2 of 2)
• Torque converter clutch (tcc) pressure control (pc) solenoid valve
• Torque converter clutch pressure control solenoid control
• Tos sig
• Tow/ haul ind
• Trans ign fuse 40 15a
• Transmission control module (tcm)
• Transmission fluid temperature (tft) sensor
• Underhood fuse block (left side of engine compt)

A/T Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for A/T Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• 12v ref
• A/t manual shift switch
• Assembly (diagram 1 of 2)
• Automatic transmission assembly
• Body control module (lower left side of dash)
• Computer data lines system
• Control solenoid valve assembly
• From automatic transmission a
• Ftp switch 1 voltage
• Ftp switch 3 voltage
• Ftp switch 4 voltage
• Ftp switch 5 voltage
• G218 (left front dash defroster deflector)
• Gmlan serial data bus +
• Gmlan serial data bus -
• Gnd
• Input speed sensor (iss) signal
• J127
• J285
• Nca
• Output speed sensor (oss) signal
• Red
• Start
• Tow/ haul mode switch
• Tow/ haul sw sig
• Transmission control module (tcm)
• Transmission fluid pressure (tfp) switch
• Transmission input shaft speed (iss) sensor
• Transmission internal mode switch (ims)
• Transmission output shaft speed (iss) sensor
• Transmission range switch sig a
• Transmission range switch sig b
• Transmission range switch sig c
• Transmission range switch sig p
• Transmission shift lever

Transfer Case Wiring Diagram, 2-Speed Manual for GMC Sierra 2014 1500

List of elements for Transfer Case Wiring Diagram, 2-Speed Manual for GMC Sierra 2014 1500:

• Computer data lines system
• Data 1 (+) serial
• Data 1 (-) serial
• Engine control module (left front of engine compt, near fan shroud)
• Front axle engagement actuator (on rear of transfer case)
• G110 (left front lower side of engine block)
• Hot w/ ignition main relay energized
• Lock ind
• Logic
• Low sig
• Power distribution system
• Trans ign fuse 15a
• Transfer case shift control switch (on top left of transfer case)
• Underhood fuse block (left side of engine compt)
• X111

Transfer Case Wiring Diagram, 2-Speed with Push Button Control (1 of 2) for GMC Sierra 2014 1500

List of elements for Transfer Case Wiring Diagram, 2-Speed with Push Button Control (1 of 2) for GMC Sierra 2014 1500:

• (top rear of the transfer case) gear position sensor
• 2 hi ind ctrl
• 4 hi ind ctrl
• 4 lo ind ctrl
• 4wd ind
• 4wd trec fuse 30a
• 5 volt ref
• Accy wakeup serial data
• Accy/ run crnk fuse 10a
• Awd ind ctrl
• Batt +
• Computer data lines system
• Drv sw sig
• Front axle engagement actuator (on rear of transfer case)
• Ft axle actuator ctrl
• G110 (left front lower side of engine block)
• Gmlan serial data 1 (+)
• Gmlan serial data 1 (-)
• Gnd
• Hot at all times
• Hot w/ ignition main relay energized
• Incremental encdr snsr rtn
• Incremental encdr snsr sply
• Incrmt encoder dir sig
• Instrument cluster
• Instrument panel junction block
• J124
• Left instrument panel fuse block (lower left side of dash)
• Logic
• Mtr clockwise ctrl
• Mtr counter clockwise ctrl
• Neutral ind ctrl
• Power distribution system
• Rotary pos impulse sig
• Rotary pos snsr rtn
• Rotary pos snsr sig
• Rotary pos snsr sply 5v
• Run/crank ign 1 volt
• Serial data (+)
• Serial data (-)
• Trans ign fuse 15a
• Transfer case lock sol ctrl
• Transfer case shift control module (lower left side of dash)
• Underhood fuse block (left side of engine compt)
• Wheel lock ind
• X111
• X115
• X119

Transfer Case Wiring Diagram, 2-Speed with Push Button Control (2 of 2) for GMC Sierra 2014 1500

List of elements for Transfer Case Wiring Diagram, 2-Speed with Push Button Control (2 of 2) for GMC Sierra 2014 1500:

• (left front lower side of engine block) g110
• 2-hi ind
• 4-hi ind
• 4-lo ind
• Auto 4wd
• Body control module (lower left side of dash)
• Computer data lines system
• Data 1 (+) serial
• Data 1 (-) serial
• Engine control module (left front of engine compt, near fan shroud)
• Ign 3
• Ill
• Instrument panel junction block
• Interior lights system
• J124
• Low ref veh spd snsr
• Neutral ind
• Serial data 1 (+)
• Serial data 1 (-)
• Snsr sig veh spd
• Transfer case motor (on transfer case)
• Transfer case shift control switch (on top left of transfer case)
• Transmission output shaft speed sensor (in transmission)
• X115

WARNING SYSTEMS

Warning Systems Wiring Diagram (1 of 2) for GMC Sierra 2014 1500

List of elements for Warning Systems Wiring Diagram (1 of 2) for GMC Sierra 2014 1500:

• Acc
• Bcm 3 fuse 20a
• Brake fluid level switch (on brake master cylinder reservoir)
• Brake ind
• Brk fluid lvl
• Computer data lines system
• Display
• Dlis fuse 2a
• Driver seat belt buckle
• Driver seat belt sw lo ref
• Driver seat belt sw sig
• Driver seat belt switch
• Driver seat pos sw sig
• Driver seat position sensor
• Electronic brake control module (on left side of frame assembly)
• G121 (under vehicle at driver door on body mount frame post)
• G210 (right front dash defroster deflector)
• Gmlan ser data (+)
• Gmlan ser data (-)
• Hi spd gmlan serial data (+) 1
• Hi spd gmlan serial data (-) 1
• Hot at all times
• Hot w/ ignition main relay energized
• Ignition switch
• Inflatable restraint sensing & diagnostic module (under driver's seat)
• Instrument cluster
• Instrument panel junction block
• Ipc ign/sdm ign fuse 10a
• J314 (in passenger seat harness, 20 cm from x305)
• J324 (in sunroof harness, 3 cm from sunroof switch breakout)
• J333
• J356
• Key in ignition switch
• Left instrument panel fuse block (lower left side of dash)
• Lo spd gmlan serial data
• Logic
• Low tire pressure ind
• Nca
• Off
• Pass seat belt ind
• Pass seat belt sw lo ref
• Pass seat belt switch sig
• Pass seat position switch sig
• Passenger air bag disable indicator
• Passenger seat belt buckle
• Passenger seat belt switch
• Passenger seat position sensor
• Run
• Run/crank ign1 volt
• Seat belt ind
• Seat belt on ind
• Start
• X201
• X310
• X316
• X320

Warning Systems Wiring Diagram (2 of 2) for GMC Sierra 2014 1500

List of elements for Warning Systems Wiring Diagram (2 of 2) for GMC Sierra 2014 1500:

• (inside drive motor generator battery) g311
• (inside drive motor generator battery) g312
• Ajar sw sig lr dr
• Ajar sw sig rf dr
• Auto
• Batt pos volt
• Body control module (lower left side of dash)
• Computer data lines system
• Driver door latch assembly (in rear of driver front door)
• Driver window motor (inside driver's door)
• G218 (left front dash defroster deflector)
• G311 (inside drive motor generator battery)
• G312 (inside drive motor generator battery)
• Gmlan serial data (+)
• Gmlan serial data (-)
• Gnd
• Head
• Headlamp sw on sig headlamp sw headlamps off sig ctrl
• Headlamp sw park lp sig
• Headlamp switch
• Instrument panel junction block
• J205
• J515
• J615
• J715
• J815
• Left rear door latch assembly (crew cab: rear of left rear door
• Left rear window switch
• Lf door ajar sw sig
• Lf dr ajar sw sig
• Lin bus 3
• Lin bus 4
• Logic
• Lr dr ajar sw sig
• Most ser data (+)
• Most ser data (-)
• Off
• Off/run/crank volt
• Park
• Park brake sw sig
• Park brake switch (on park brake pedal assembly)
• Passenger door latch assembly (in rear of passenger front door)
• Passenger window switch
• Radio
• Rf dr ajar sw sig
• Right rear door latch assembly (crew cab: rear of right rear door)
• Right rear window switch
• Rr dr ajar sw sig
• W/ power operated window
• W/o power operated window
• X500
• X600
• X605
• X700
• X800

WIPER/WASHER

Wiper/Washer Wiring Diagram for GMC Sierra 2014 1500

List of elements for Wiper/Washer Wiring Diagram for GMC Sierra 2014 1500:

• (bottom of washer fluid reservoir) windshield washer fluid level switch
• (left front dash defroster deflector) g218
• Bat pos volt
• Bcm 5 fuse 10a
• Body control module (bcm) (lower left side of dash)
• Computer data lines system
• Display
• Front washer diode
• Frt wash fuse 15a
• Frt/wpr fuse 25a
• G101 (on lower right radiator support)
• G110 (left front lower side of engine block)
• G218 (left front dash defroster deflector)
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• Instrument panel junction block x1
• Int
• J115
• J124
• J205
• Left instrument panel fuse block
• Lo washer fluid ind ctrl
• Logic
• Low ref
• Mist
• Mtr park sw sig
• Off
• Serial data
• Serial data + (1)
• Serial data - (1)
• Turn signal/ multi-function switch (on left side of steering column)
• Underhood fuse block (left side of engine compt)
• Washer rly ctrl
• Washer sw sig
• Washer switch
• Windshield washer pump (bottom of washer fluid reservoir)
• Windshield washer pump relay
• Windshield wiper motor (under left side of windshield cowl)
• Windshield wiper relay
• Windshield wiper speed control relay
• Winshield wiper sw hi sig
• Wiper high speed diode
• Wiper low speed diode
• Wiper sw hi sig
• Wiper sw lo sig
• Wiper switch
• X150
• X225