gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Steering and Suspension > < Electrical - Information For Electrical Ground Repair|Page 7745
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Wiring Harness: Locations

Wheels/Vehicle Underbody Component Views

Rear Underbody Components (10 Series without HP2)

1 - Evaporative Emissions (EVAP) Canister
2 - Data Link Resistor 1
3 - Trailer Brake Control Relay (JL1)
4 - Fuel Pump/Trailer Brake Control Module (JL1)/Fuel Pump Flow Control Module (without JL1)
5 - Chassis Harness
6 - Fuel Pump and Sender Assembly - Front

Steering and Suspension > < Electrical - Information For Electrical Ground Repair|Page 7745