GROUND DISTRIBUTION – Chevrolet Suburban K2500 2004 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Chevrolet Suburban K2500 2004

List of elements for Ground Distribution Wiring Diagram (1 of 5) for Chevrolet Suburban K2500 2004:

• (cadillac)
• (exc cadillac)
• (exc flex fuel) a
• (except cadillac)
• (flex fuel)
• (in forward lamp harness)
• 5.3l flex fuel
• A/c compressor clutch
• A/c low pressure switch
• Active transfer case
• Auxiliary power center (fuse/ relay block)
• Battery (left)
• Battery (right)
• Brake fluid level switch
• Brake pressure differential switch
• C1 c
• C1 a
• C3 a
• Coolant level switch
• Daytime running lamp (drl) (left)
• Daytime running lamp (drl) (right)
• Dual tanks
• Electronic brake control module
• Electronic suspension control module
• F/pmp relay
• Fog lamp (left)
• Fog lamp (right)
• Front axle actuator
• Fuel composition sensor
• Fuel pump & sender assembly (primary)
• Fuel pump & sender assembly (secondary)
• Fuse a 30a
• Fuse c 30a
• G100 (on left front body mount)
• G101
• G104 (left rear of engine block)
• G105 (lower left front of engine block)
• G106 (right front of engine block)
• G107 (engine ground strap)
• G110 (left front body mount)
• G304 (under right front seat)
• Headlamp ballast (left)
• Headlamp ballast (right)
• Headlamp high beam (left)
• High beam headlamp (left)
• High beam headlamp (right)
• Horn (left)
• Horn (right)
• Ign 1 relay
• Inflatable restraint passenger presense module
• Inflatable restraint sensing & diagnostic module
• Low beam headlamp (left)
• Low beam headlamp (right)
• Nca
• Park/turn signal lamp (left front)
• Park/turn signal lamp (right front)
• Rear wheel steering control module
• Rear window washer fluid pump
• Relay a
• Relay b
• S102 (in engine harness)
• S107
• Throttle actuator control module
• Transfer case shift control module
• Underhood fuse block (left side of engine compt, near battery)
• Upfitter option
• W/ dual horns
• W/ hid
• W/dual battery
• W/hid
• W/o hid
• W/o vses
• W/vses
• Washer fluid level switch
• Windshield washer fluid pump

Ground Distribution Wiring Diagram (2 of 5) for Chevrolet Suburban K2500 2004

List of elements for Ground Distribution Wiring Diagram (2 of 5) for Chevrolet Suburban K2500 2004:

• (upfitter option) roof beacon relay
• Avalanche/ escalade ext
• C c1
• C1 a
• C1 c
• C1 e
• C2 a
• C2 d
• Center high mount stop lamp
• Climate controlled seat module (driver)
• Climate controlled seat module (passenger)
• Electronic suspension control module
• Engine oil level switch
• Escalade ext
• Exc 8.1l w/o calif lev
• Except escalade ext
• Except ult
• G102 (left side of engine block)
• G103 (right rear of engine block)
• G305 (left "b" pillar)
• G306 (on right "b" pillar)
• Heated seat element (left rear)
• Heated seat element (right rear)
• Heated seat module (left rear)
• Heated seat module (right rear)
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• Intake air temperature (iat)/mass airflow (maf) sensor
• Luxury
• Luxury except ult
• Memory seat module
• Memory seat module (passenger)
• Mini wedge (door jamb switch) (left rear)
• Mini wedge (door jamb switch) (right rear)
• Nca
• Park/ neutral position switch
• Powertrain control module
• Rear object sensor control module
• Rear parking assist diagnostic connector
• Rear window defogger grid
• S103 (in engine harness)
• S110 (in engine harness)
• S156 (in engine harness)
• S157 (in right engine ignition coil jumper harness)
• S319 (in body harness)
• S329
• S332
• S389 (right rear heated seat harness)
• Seat adjuster switch (driver)
• Seat adjuster switch (passenger)
• Seat bolster/ lumbar switch (passenger)
• Ult
• W/ power bench seat
• W/ power bucket seat
• W/ power seats
• Window contactor
• Window switch (right rear)
• Window switch) (left rear)

Ground Distribution Wiring Diagram (3 of 5) for Chevrolet Suburban K2500 2004

List of elements for Ground Distribution Wiring Diagram (3 of 5) for Chevrolet Suburban K2500 2004:

• (not used)
• (upfitter option) roof beacon switch
• A/t shift lock solenoid
• A12
• Air temperature sensor assembly (inside auxiliary)
• Air temperature sensor assembly (inside)
• Analog clock
• Auto a/c
• Auto a/c exc avalanche/ escalade ext
• Auxiliary power outlet (bin)
• Auxiliary power outlet (console)
• Auxiliary power outlet (front)
• Blower motor
• Blower motor resistor assembly
• C1 4a
• C1 6c
• C1 a
• C1 a2
• C1 b9
• C1 d9
• C1 f6
• C2 a5
• C2 f
• C3 b1
• C3 c
• C3 d
• C4 a
• C5 e
• C7 f
• C8 f
• C9 a
• Cad
• Cigar lighter
• Clearance lamps
• Converter
• Courtesy lamp ("b" pillar)
• Courtesy/ reading lamp (rear)
• Data link connector
• Dome lamp (c-pillar)
• Dome lamp (d-pillar)
• Door lock relay
• Door unlock relay
• Driver & passenger heated/ cooled seat switch
• Driver door module
• Except cad ext
• Front passenger door module
• G200 (near right "a" pillar)
• Headlamp & panel dimmer switch
• Heated seat switch (left rear)
• Heated seat switch (right rear)
• Heated/ cooled cup holder
• Heated/ cooled cup holder relay
• Hvac control assembly (front auxiliary)
• Hvac control module
• I/p relay block (below left side of dash, near kick panel)
• Inside rearview mirror
• Instrument panel cluster
• Left i/p fuse block (lower left side of dash)
• Left rear heated/ cooled seat switch
• Luxury
• Man a/c
• Overhead console
• Rear wheel steering switch
• Recirculation actuator
• Right i/p fuse block (lower right side of dash)
• Right rear heated/ cooled seat switch
• Roof marker lamp (left)
• Roof marker lamp (right)
• S202
• S205
• S345
• S352
• Sunroof motor
• Sunroof relay
• Sunroof switch
• Transfer case shift control switch
• Ult
• Vanity mirror lamp (left)
• Vanity mirror lamp (right)
• W/ bose except luxury
• W/o bose or luxury
• Windshield wiper motor module

Ground Distribution Wiring Diagram (4 of 5) for Chevrolet Suburban K2500 2004

List of elements for Ground Distribution Wiring Diagram (4 of 5) for Chevrolet Suburban K2500 2004:

• (not used)
• A12
• Audio amplifier
• B12
• Body control module
• C1 2c
• C1 a8
• C1 b5
• C1 c5
• C1 d10
• C2 a
• C2 b6
• C3 b6
• Column shift
• Data link connector
• Digital radio receiver
• Exc luxury
• G203 (near left "a" pillar)
• Hazard lamps switch
• Headlamp & panel dimmer switch
• Headlamp beam select switch
• Hvac control module
• I/p relay block (below left side of dash, near kick panel)
• Ignition key alarm switch
• Inflatable restraint steering wheel module coil
• Instrument panel cluster
• Left i/p fuse block (lower left side of dash)
• Luxury
• Multifunction accessory switch
• Nca
• Radio
• Rear parking assist disable switch
• Rear seat audio controller
• Rear seat entertainment assembly
• Remote playback device (cd player)
• Right i/p fuse block (lower right side of dash)
• S213 (in i/p harness)
• S216 (in steering column harn)
• S217 (in steering column harn)
• S330
• S333 (in console harness)
• Steering wheel dic controls
• Steering wheel speed/ position sensor
• Tan
• Theft deterrent control module
• Tow/haul switch
• Traction control switch
• Transfer case shift control module
• Transmission shift select switch
• Turn signal hazard flasher module
• Turn signal/ multifunction switch
• Vehicle communication interface module
• Windshield wiper/ washer switch

Ground Distribution Wiring Diagram (5 of 5) for Chevrolet Suburban K2500 2004

List of elements for Ground Distribution Wiring Diagram (5 of 5) for Chevrolet Suburban K2500 2004:

• (escalade) rear parking assist diagnostic connector
• (not used)
• Air temperature actuator
• Auto a/c
• Automatic level control compressor
• Auxiliary power outlet (rear)
• Backup lamp (left)
• Backup lamp (right)
• Blower motor (auxiliary)
• Blower motor (rear auxiliary)
• C1 e
• Cargo door key switch
• Center high mount control stop lamp
• Clearance lamp (left front)
• Clearance lamp (left rear)
• Clearance lamp (right front)
• Clearance lamp (right rear)
• Courtesy/ reading lamp ("d" pillar)
• Dome lamp ("d" pillar)
• Door ajar switch (cargo)
• Door contact plate (left cargo body)
• Door contact plate (left cargo door)
• Door contact plate (right cargo body)
• Door contact plate (right cargo door)
• Electronic suspension control module
• Escalade
• Except avalance/ escalade ext
• Four wheel steering
• G401 (left rear body mount)
• G410 (behind right rear quarterpanel)
• Hvac control assembly (rear auxiliary)
• License lamp (left)
• License lamp (right)
• Liftgate ajar switch
• Liftgate ajar switch (left)
• Liftgate ajar switch (right)
• Liftgate key switch
• Liftgate lock relay
• Marker lamp (body rear)
• Mode actuator (rear)
• Rear a/c w/aux heater
• Rear a/c w/o aux heater
• Rear lamps junction block (inside of right rear frame rail)
• Rear object sensor control module
• Rear window defogger grid
• Rear window defogger grid (left cargo)
• Rear window defogger grid (right cargo)
• S370
• S901 (in liftgate harness)
• S913
• S914
• Splice pack sp410a (behind right rear quarter- panel)
• Splice pack sp410b (behind right rear quarter panel)
• Stop/turn signal lamp (right)
• Stop/turn signal lamp) (left)
• Suburban w/ 4whl steering
• Suburban, yukon xl, escalade esv
• Tail/stop lamp (left)
• Tail/stop lamp (right)
• Trailer connector
• W/ cargo doors
• W/ ult
• W/cargo doors
• W/liftgate
• Wiper module (rear)