AIR CONDITIONING – Chevrolet Silverado 1500 XFE 2013 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram, Except Hybrid (1 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Automatic A/C Wiring Diagram, Except Hybrid (1 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (left side of headliner) front inside air temperature sensor
• (lower right side of hvac module) blower motor
• (lower right side of hvac module) blower motor control module
• (on right front corner of hvac module) g200
• 4b7
• 5v ref
• A/c ind
• A/c on
• Air temp
• Air tmp
• Air tmp sig
• Amb air tmp
• Ambient air temperature sensor (on left side of radiator support)
• Ambient light/sunload sensor assembly (top center of dash)
• Auto
• B(+)
• Batt pos volt
• Blwr spd
• Colnt lvl
• Computer data lines system
• Defogger system
• Dfrst val
• Driver information center (dic) display
• End of dash)
• Engine coolant level switch (6.6l) (on bottom of surge tank)
• Evaporator temperature sensor (on hvac assembly)
• Fan dn
• Fan up
• Fresh air
• Frnt dfg
• Frt def
• Fsh air
• G103 (top rear of engine)
• G200 (on right front corner of hvac module)
• G201 (upper left corner of dash)
• Gmlan l
• Ground
• Ground distribution system
• Hvac control module
• Ign 3
• Instrument panel cluster (ipc)
• J106
• J203
• J206 (in i/p harness, near x200 breakout)
• J328
• L air tmp
• Left i/p junction block (lower left side of dash) x1
• Left sunload sensor
• Left temp control
• Lf sunld
• Logic
• Low ref
• Mode ctrl
• Mode dn
• Mode up
• Mtr spd ctrl
• Off
• Power distribution system
• R air tmp
• Rear defog
• Rear dfg
• Recir
• Recir ctrl
• Recirc
• Recirc pos
• Red
• Rer def
• Rf sunld
• Right i/p junction block (in right x4
• Right sunload sensor
• Right temp control
• Serial data
• Tan
• Temp sens
• Upper left air temperature sensor (under upper left side of dash)
• Upper right air temperature sensor (under upper right side of dash)
• X103
• X109

Automatic A/C Wiring Diagram, Except Hybrid (2 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Automatic A/C Wiring Diagram, Except Hybrid (2 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (left front of engine compt, near fan shroud) engine control module (ecm)
• (lower left side of dash) body control module (bcm)
• (top left rear of engine) (4.3l) g107
• (top rear of engine) (6.6l) g103
• 175a
• 4.3l
• 4a1
• 4a2
• 4a3
• 4a4
• 4a5
• 4a6
• 4b2
• 4b3
• 4b5
• 4b6
• 5v ref
• 6.0l
• 6.6l
• 6.6l 4.8l, 5.3l & 6.2l
• A/c cmprsr fuse 17 (except 6.6l) fuse 16 (6.6l) 10a
• A/c cmprsr relay
• A/c compressor clutch (on front of a/c compressor)
• Clutch rly ctrl
• Computer data lines system
• Data bus (+)
• Data bus (-)
• Ect sens sig
• Engine coolant temperature (ect) sensor (4.3l: left side of engine) (except 4.3l & 6.6l: on top of engine) (6.6l: top front center of engine)
• Engine cooling fan (6.6l) (front center of engine compt)
• Except 6.6l
• Fan rly ctrl
• From pwr/trn relay (diagram 3 of 3)
• Fuse holder
• G102 (except 4.3l & 6.6l) (on lower left front of engine)
• G103 (on front of right cylinder head)
• Hot at all times
• Hvac batt fuse 39 10a (except 6.6l) fuse 36 (6.6l) 10a
• Hvac blwr fuse 70 40a (except 6.6l) fuse 65 (6.6l) 40a
• Hvac ign fuse 55 (except 6.6l) fuse 52 (6.6l) 10a
• J105
• Low ref
• Pnk
• Power distribution system
• Pwrtrn rly ctrl
• Red
• Right i/p junction block (in right end of dash)
• Rly ctrl
• Rly spd sig
• Run/ crnk relay
• Sens sig
• Spd sig
• Tan
• Underhood fuse block (left side of engine compt)
• X113

Automatic A/C Wiring Diagram, Except Hybrid (3 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Automatic A/C Wiring Diagram, Except Hybrid (3 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (in hvac harness) j242
• (near compressor, on a/c high pressure hose) a/c refrigerant pressure sensor
• (on lower right radiator support) g101
• 87a
• Cooling fan diode 1
• Cooling fan diode 2
• Except 6.0l
• Fan cntrl relay
• Fan fuse 68 10a
• Fan hi relay
• Fan lo relay
• Fan relay
• Fan-1 fuse 60 40a
• Fan-2 fuse 62 40a
• G100 (on lower left radiator support)
• G103 (on front of right cylinder head)
• Gnd
• Hot at all times
• J100
• J101
• J105
• Left air temperature actuator (bottom left of hvac module)
• Left cooling fan (except 6.0l) (left front of engine compt)
• Logic
• Lower left air temperature sensor (left side of hvac module)
• Lower right air temperature sensor (lower left of hvac module)
• Mode actuator (left end of hvac module)
• Pwr/ trn relay
• Recirculation actuator (top right side of hvac module)
• Right air temperature actuator (top middle of hvac module)
• Right cooling fan (right front of engine compt)
• Tan
• To a/c comprsr relay (diagram 2 of 3)
• Under- hood fuse block (left side of engine compt)

Automatic A/C Wiring Diagram, Hybrid (1 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Automatic A/C Wiring Diagram, Hybrid (1 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (in i/p harness, 14.5 cm from x200 breakout) j206
• (left side of headliner) front inside air temperature sensor
• (on right front corner of hvac module) g200
• 300v+
• 300v-
• 5 volt ref
• 5v ref
• A/c compressor
• A/c ind
• A/c on
• A/c refrig
• A/c refrigerant pressure sensor (right rear of engine compt)
• Accm fuse 3 15a
• Air tmp
• Air tmp sig
• Amb air tmp
• Ambient air temperature sensor (on left side of radiator support)
• Ambient light/sunload sensor assembly (top center of dash)
• Auto
• Auxiliary fuse block (left side of engine compt)
• B(+)
• Blwr spd
• Cab htr pump fuse 4 10a
• Cab htr pump relay
• Computer data lines system
• Cooling pump rly ctrl
• Defogger system
• Dfrst val
• Drive motor generator power inverter module (right rear of engine compt)
• Fan dn
• Fan up
• Fresh air
• Frnt dfg
• Frt def
• Fsh air
• G102 (on lower left front of engine)
• G201 (upper left corner of dash)
• Gmlan l
• Gmlan serial
• Gnd
• Ground
• Ground distribution system
• Heater coolant pump
• Hot at all times
• Hvac control module
• Ign 3
• J203
• J328
• L air tmp
• Left i/p junction block (lower left x1
• Left sunload sensor
• Left temp control
• Lf sunld
• Logic
• Low ref
• Mode ctrl
• Mode dn
• Mode up
• Off
• Pnk
• Power distribution system
• R air tmp
• Rear defog
• Rear dfg
• Recir
• Recir ctrl
• Recirc
• Recirc pos
• Rer def
• Rf sunld
• Right sunload sensor
• Right temp control
• Sens sig
• Side of dash)
• Tan
• Upper left air temperature sensor (under upper left side of dash)
• Upper right air temperature sensor (under upper right side of dash)
• X103
• X150

Automatic A/C Wiring Diagram, Hybrid (2 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Automatic A/C Wiring Diagram, Hybrid (2 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (lower right side of hvac module) blower motor
• (lower right side of hvac module) blower motor control module
• 4a1
• 4a2
• 4a3
• 4a4
• 4a5
• 4a6
• 4b2
• 4b3
• 4b5
• 4b6
• 5v ref 1
• A/c low pressure sensor
• Batt pos volt
• Body control module (bcm) (lower left side of dash)
• Computer data lines system
• Data bus +
• Data bus -
• Ect sens sig
• Eng fuse 4 15a
• Engine control module (ecm) (left front of engine compt)
• Engine coolant temperature (ect) sensor (on top of engine)
• G102 (on lower left front of engine)
• G200 (on right front corner of hvac module)
• Ground
• Hi spd fan
• Hot at all times
• Hot w/ pwr/trn relay energized
• Hvac batt fuse 39 10a
• Hvac blwr fuse 70 40a
• Hvac ign fuse 55 10a
• J105
• Low ref
• Low spd fan x3
• Med spd fan
• Mtr spd ctrl
• Pnk
• Power distribution system
• Red
• Right i/p junction block (in right end of dash)
• Rly ctrl
• Run/ crnk relay
• Sens sig
• Tan
• Underhood fuse block (left side of engine compt)
• X120

Automatic A/C Wiring Diagram, Hybrid (3 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Automatic A/C Wiring Diagram, Hybrid (3 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (in hvac harness) j242
• (on lower right radiator support) g101
• 87a
• Auxiliary fuse block (left side of engine compt)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan mid 1 relay
• Fan mid 2 relay
• Fan-1 fuse 40a
• Fan-2 fuse 40a
• G100 (on lower left radiator support)
• Hot at all times
• J100
• J101
• J117 (in forward lamp harness, 6.5 cm from left engine cooling fan resistor breakout)
• J118 (in forward lamp harness, 5 cm from left engine cooling fan breakout)
• Left air temperature actuator (bottom left of hvac module)
• Left engine cooling fan (left front of engine compt)
• Left engine cooling fan resistor
• Logic
• Lower left air temperature sensor (left side of hvac module)
• Lower right air temperature sensor (lower left of hvac module)
• Mode actuator (left end of hvac module)
• Pnk
• Recirculation actuator (top right side of hvac module)
• Right air temperature actuator (top middle of hvac module)
• Right cooling fan (right front of engine compt)
• Right engine cooling fan resistor
• Tan

Manual A/C Wiring Diagram (1 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Manual A/C Wiring Diagram (1 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (4.3l) g107
• (4.3l: top left rear of engine) (6.6l: top rear of engine) (except 6.6l & 4.3l: on lower left front of engine)
• (6.6l) g103
• (lower right side of hvac module) blower motor
• (lower right side of hvac module) blower motor control module
• 4a2
• 4b7
• 5v ref
• A/c cmprsr fuse 17 (except 6.6l) fuse 16 (6.6l) 10a
• A/c cmprsr relay
• A/c ind
• A/c on
• All times
• Ambient air temperature sensor (w/o odometer security wiring provision) (on left side of radiator support)
• B(+)
• Batt pos volt
• Blower motor control switch
• Blwr spd
• Colnt lvl
• Computer data lines system
• Defogger system
• Dfrst val
• Engine coolant level switch (6.6l) (on bottom of surge tank)
• Evaporator temperature sensor (on hvac assembly)
• Fresh air
• Frh air
• From pwr/trn relay (diagram 2 of 3)
• G102 (except 6.6l & 4.3l)
• G103 (top rear of engine)
• G200 (on right front corner of hvac module)
• G201 (upper left corner of dash)
• Gmlan l
• Ground
• Hot at
• Hot at all times
• Hvac batt fuse 39 (except 6.6l) fuse 36 (6.6l) 10a
• Hvac blwr fuse 70 (except 6.6l) fuse 65 (6.6l) 40a
• Hvac control module
• Hvac ign fuse 55 (except 6.6l) fuse 52 (6.6l) 10a
• Ign 3
• Interior lights system power distribution
• J105
• J106
• J203
• Led cntl
• Left i/p junction block (lower left side of dash)
• Lo ref
• Logic
• Low ref
• Mode ctrl
• Mode switch
• Mtr spd ctrl
• Pnk
• R air tmp
• Rear defog
• Rear dfg
• Recir
• Recir ctrl
• Recirc
• Red
• Rer def
• Right i/p junction block (in right end of dash) x4
• Run/ crnk relay
• Sens sig
• System
• Tan
• Temp sens
• Temperature control switch
• Under- hood fuse block (left side of engine compt)
• X103
• X109

Manual A/C Wiring Diagram (2 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Manual A/C Wiring Diagram (2 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (4.3l) g107
• (4.3l: top left rear of engine) (6.6l: top rear of engine) (except 6.6l & 4.3l: on lower left front of engine)
• (6.6l) g103
• (lower left side of dash) body control module (bcm)
• (on front of a/c compressor) a/c compressor clutch
• 175a
• 4a1
• 4a4
• 4a6
• 4b3
• 4b5
• 87a
• Cooling fan diode 1
• Cooling fan diode 2
• Except 6.0l
• Fan cntrl relay
• Fan lo relay
• Fan-1 fuse 60 40a
• Fan-2 fuse 62 40a
• Fuse holder
• G100 (on lower left radiator support)
• G101 (on lower right radiator support)
• G102 (except 6.6l & 4.3l)
• Hi fan relay
• Hot at all times
• J100
• J101
• J105
• Left cooling fan (left front of engine compt)
• Pnk
• Power distribution system
• Pwr/ trn relay
• Red
• Right cooling fan (right front of engine compt)
• Right i/p junction block (in right end of dash)
• Rly ctrl
• Tan
• To a/c cmprsr (diagram 1 of 3)
• Under- hood fuse block (left side of engine compt)

Manual A/C Wiring Diagram (3 of 3) for Chevrolet Silverado 1500 XFE 2013

List of elements for Manual A/C Wiring Diagram (3 of 3) for Chevrolet Silverado 1500 XFE 2013:

• (6.6l)
• (near compressor, on a/c high pressure hose) a/c refrigerant pressure sensor
• (not used)
• 4.3l
• 4.8l, 5.3l, & 6.2l
• 5v ref
• 6.0l
• 6.6l
• Air temperature actuator (top middle of hvac module)
• Clutch rly ctrl
• Computer data lines system
• Data bus (+)
• Data bus (-)
• Driver information center (dic) display
• Ect sens sig
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Engine coolant temperature (ect) sensor (4.3l: left side of engine) (except 4.3l & 6.6l: on top of engine) (6.6l: top front center of engine)
• Engine cooling fan (6.6l) (front center of engine compt)
• Except 6.0l
• Except 6.6l
• Fan fuse 68 10a
• Fan relay
• Fan rly ctrl
• G103 (except 4.3l: top rear of engine) (4.3l: on front of right cylinder head)
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• J105
• Logic
• Low ref
• Mode actuator (left end of hvac module)
• Pwrtrn rly ctrl
• Recirculation actuator (front a/c) (top right side of hvac module)
• Rly spd sig
• Sens sig
• Serial data
• Spd sig
• Tan
• Underhood fuse block (left side of engine compt)
• X113
• X2 a1