POWER DISTRIBUTION – Chevrolet Cab & Chassis K2500 1997 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Chevrolet Cab & Chassis K2500 1997

List of elements for Power Distribution Wiring Diagram (1 of 4) for Chevrolet Cab & Chassis K2500 1997:

• (diesel)
• (diesel-engine harness, approx 5 cm from break- out to glow plug relay, gasoline-engine harness, approx 11 cm into under- hood fuse-relay center breakout)
• (engine harness, 4-13 cm from fuse-relay center breakout)
• (engine harness, approx 18 cm into underhood fuse-relay center break- out) s113
• (except diesel)
• (gasoline)
• (i/p harness, approx 5 cm from dlc harness breakout) s205
• (rear heat and a/c harness, 11-23 cm from blower motor relays breakout) s401
• (stud a)
• (stud b)
• (vanity mirror jumper harness, approx 4 cm from inside rearview mirror)
• A/c comp mini fuse 20a
• A/c maxi fuse 3 50a
• A/c relay
• Aux fan relay mini fuse 20a
• Auxiliary cooling fan relay
• Blower relay
• Brake lamp relay
• C13
• C205
• C219
• Cargo lamp switch (pick-up only)
• Convenience center
• Ctsy fuse 3 20a
• D13
• Daytime running lamps relay
• Diesel
• Diode
• Drl/fog fuse 15 20a
• Ecm-b mini fuse 20a
• Electronic brake control module
• Fog lamp relay
• Front dome reading lamps
• Fuel pump oil pressure switch and sender
• Fuel pump relay
• Fusible link (10 ga-rust)
• Gas
• Generator
• Headlamp and panel dimmer switch
• Heater and a/c control switch
• High blower relay
• Horn mini fuse 20a
• Horn relay
• I/p compartment lamp
• I/p fuse block
• Interior lamp control module
• Left battery (diesel)
• Left courtesy lamp
• Left front door courtesy lamp
• Left illuminated vanity mirror
• Left rear door courtesy lamp
• Low blower relay
• Maxi fuse 2 30a
• Maxi fuse 30a
• Maxi fuse 4 60a
• Maxi fuse 8 50a
• Medium blower relay
• Pk lps fuse 9 20a
• Powertrain control module (diesel)
• Rear dome reading lamps
• Red
• Remote battery stud
• Remote outside rearview mirror switch
• Right battery
• Right courtesy lamp
• Right front door courtesy lamp
• Right illuminated vanity mirror
• Right rear door courtesy lamp
• Rr defog mini fuse 20a
• S101
• S110 red
• S242 (i/p harness, approx 12 cm from radio harness breakout)
• S248 (crossbody harness, approx 35 cm from rear speaker breakout)
• S312
• Spare power source
• Starter motor solenoid
• To fusible link (diagram 4 of 4)
• To underhood fuse-relay center (diagram 2 of 4)
• Underhood fuse- relay center
• Underhood fuse-relay center
• Underhood lamp
• Underhood reel lamp
• Vehicle control module (gasoline)

Power Distribution Wiring Diagram (2 of 4) for Chevrolet Cab & Chassis K2500 1997

List of elements for Power Distribution Wiring Diagram (2 of 4) for Chevrolet Cab & Chassis K2500 1997:

• (crossbody harness, approx 11 cm from convenience center connector breakout) s255
• (crossbody harness, approx 8 cm right of i/p cluster
• (i/p harness, approx 12 cm into steering column harness breakout)
• (i/p harness, approx 4 cm from i/p cluster breakout)
• (i/p harness, approx 4 cm into auxiliary power outlet)
• (i/p harness, approx 4 cm into transfer case control module breakout)
• (i/p harness, approx 8 cm from dlc breakout) s200
• (inside left front door harness, near tweeter)
• (pickup-crossbody harness, approx 9 cm from i/p cluster breakout, crewcab-cross- body harness, approx 1 cm from door lock relay breakout, others-crossbody harness, approx 6 cm from door lock relay breakout)
• (pickup-front to rear body harness, approx 6 cm from front dome lamp harness breakout, suburban w/ rear a/c-front to rear body harness, approx 55 cm from rear dome lamp harness breakout, suburban w/o rear a/c-front to rear body harness, approx 25 cm into crossbody harness breakout)
• (power lumbar seat jumper harness, approx 13 cm from right power seat breakout)
• A/t
• Acc
• Audio alarm module
• Aux/pwr fuse 7 25a
• Auxiliary power connector
• C210
• Cig ltr fuse 13 20a
• Cigar lighter
• Clutch pedal position switch
• Convenience center
• Crank fuse 8 10a
• D14
• D15
• Data link connector
• Door lock control module
• Door lock relay
• From underhood a fuse-relay center (diagram 1 of 4)
• G202 (left side of i/p)
• Harness breakout)
• I/p fuse block
• Ignition switch
• Instrument cluster
• Left front door lock switch
• Left front power lumbar seat switch
• Left power seat
• Lock
• M/t
• Maxi fuse 5 50a
• Maxi fuse 6 40a
• Maxi fuse 7 50a
• Nca
• Off
• Park/neutral position switch
• Pickup
• Pnk
• Power amplifier relay
• Power wdo circuit breaker 30a
• Power window master switch
• Pwr-accy circuit breaker 20a
• Radio
• Radio batt fuse 19 10a
• Radio fuse 17 10a
• Rear door lock switch
• Rear liftgate release switch
• Rear window lockout switch (4-dr)
• Rear window wiper/washer switch (suburban/utility)
• Red
• Remote control door lock receiver
• Right front door lock switch
• Right front power lumbar seat switch
• Right front power window switch (2 dr & utility)
• Rr wiper fuse 23 25a
• Run
• S201
• S218
• S256
• S264
• S266
• S270
• S299
• S300
• S434
• Start
• Starter relay
• Stop/haz fuse 1 20a
• Suburban only
• Suburban/ utility
• T case fuse 2 20a
• Tcc/stoplamp switch
• To i/p fuse block (diagram 4 of 4)
• To security/ strg fuse 21 (diagram 4 of 4)
• To underhood fuse-relay center (diagram 3 of 4)
• Trans fuse 20 10a
• Trans- mission
• Transfer case control module
• Turn/ hazard switch
• Underhood fuse-relay center
• W/bench seat
• W/o bench seat
• Windshield wiper motor module
• Windshield wiper/ washer switch
• Wiper fuse 11 25a

Power Distribution Wiring Diagram (3 of 4) for Chevrolet Cab & Chassis K2500 1997

List of elements for Power Distribution Wiring Diagram (3 of 4) for Chevrolet Cab & Chassis K2500 1997:

• (a/t)
• (engine harness, approx 11 cm into fuse-relay center breakout) pnk
• (engine harness, approx 11-13 cm from ignition coil breakout)
• (engine harness, approx 22 cm into underhood fuse- relay center breakout)
• (engine harness, approx 29 cm from fuse-relay center breakout)
• (engine harness, approx 30 cm from egr harness breakout)
• (engine harness, approx 5 cm from backup lamp switch harness breakout)
• (engine harness, approx 7 cm from egr breakout)
• (engine harness, approx 8 cm into breakout to fuel injector connector)
• (i/p harness, approx 10 cm from tcc/ stoplamp switch connector breakout) pnk
• (i/p harness, approx 13 cm from dlc harness breakout)
• (in injector harness jumper)
• (m/t)
• (oxygen sensor jumper harness, approx 17 cm into harness)
• (taillamp extension harness, approx 65 cm from fuel pump balance module breakout)
• 4.3l
• 5.0l, 5.7l
• 6.5l
• 7.4l
• 7.4l w/ california emissions
• A/c clutch relay
• Air bag fuse 10 10a
• Air injection reaction secondary relay
• Audio alarm module
• B pnk
• Backup lamp switch
• C pnk
• C11
• C12
• C218
• Camshaft position sensor
• Convenience center
• Crank- shaft position sensor
• Daytime running lamps module
• Daytime running lamps relay
• Diesel
• Diesel only
• Ecm 1 mini fuse 20a
• Egr solenoid
• Egr vent solenoid
• Electrochromatic mirror w/ compass
• Electronic injection pump
• Eng-1 mini fuse 20a
• Evaporative emission canister vent
• Evaporative emissions canister purge solenoid valve
• Exhaust gas recirculation valve
• From ignition switch (diagram 2 of 4)
• Fuel heater
• Fuel injector
• Fuel pump balance module
• Fuel pump balance relay
• Fuel sol mini fuse 20a
• Fuel tank sender module (4.3l)
• Gasoline
• Gauges fuse 4 10a
• Glow plug control module
• Headlamp/ panel dimmer switch
• Heated oxygen sensor 1
• Heated oxygen sensor 2
• Heated oxygen sensor 3
• Heated oxygen sensor 4
• I/p cluster
• I/p fuse block
• Ign e mini fuse 10a
• Ignition coil
• Ignition control module
• Inflatable restraint i/p module enable switch
• Inflatable restraint sensing and diagnostic module
• Interior lamp control module or remote control door lock receiver
• Low coolant level indicator module (diesel)
• M/t
• Mass air flow sensor
• Mass airflow sensor
• Nca
• Nca
• Others
• Pnk
• Pnk s104
• Pnk s154
• Pnk s207
• Power steering control module
• Powertrain control module
• S104
• S108
• S109
• S146
• S148
• S155 pnk
• S161
• S213 pnk
• S315
• Transfer case control module
• Transfer case select switch
• Turn b/u fuse 16 20a
• Turn signal switch
• Underhood fuse-relay center
• Vehicle control module
• Vehicle speed sensor buffer (diesel)
• Wastegate solenoid
• Water-in- fuel sensor

Power Distribution Wiring Diagram (4 of 4) for Chevrolet Cab & Chassis K2500 1997

List of elements for Power Distribution Wiring Diagram (4 of 4) for Chevrolet Cab & Chassis K2500 1997:

• (engine harness, approx 6 cm into ebcm breakout)
• (hvac harness, approx 4 cm from recirculation door breakout) s243
• (i/p harness, approx 29 cm from tcc/stoplamp switch)
• (i/p harness, approx 4 cm from steering column breakout)
• (i/p harness, approx 6 cm into heater a/c control connector breakout)
• (rear a/c-rear a/c harness, approx 17 cm from blower motor relays, rear heat and a/c-rear heat and a/c harness, approx 4 cm from blower motor relays)
• (rear hvac control harness, approx 5 cm from hvac logic module breakout) s308
• 4wd fuse 24 25a
• A13
• Auxiliary battery
• Auxiliary battery relay (left rear of engine compt)
• Auxiliary heater and a/c control logic module
• Auxiliary heater and a/c control module (front)
• Auxiliary heater and a/c control module (rear)
• Brake fuse 18 10a
• C205
• Convenience center
• Cruise control module
• Cruise control switch
• Cruise fuse 6 10a
• Diesel
• Electronic brake control module
• Except diesel
• From ignition switch (diagram 2 of 4)
• From stop/haz fuse 1 (diagram 2 of 4)
• From underhood fuse-relay center (diagram 1 of 4)
• Front mode door motor
• Front temperature door motor
• Fusible link
• G100 (left front fender)
• Heater and a/c control module
• Heater and a/c control switch
• Htr-a/c fuse 12 25a
• I/p fuse block
• Illum fuse 14 10a
• Interior lights system
• Interior lights system (headlamp and panel lamp dimmer)
• Power steering control module
• Rear auxiliary mode door motor
• Rear auxiliary temperature door motor
• Rear high blower relay
• Rear low blower relay
• Rear medium blower relay
• Recirculation door motor
• Rr hvac fuse 5 20a
• S151
• S206
• S235
• S268
• S400
• Security/ strg fuse 21 10a
• Spare power source
• Tcc/ stoplamp switch
• Transfer case select switch
• Vehicle control module