Fuses — GMC C Series MK3 Third Generation 2003 2009

Find fuses for GMC C Series MK3 Third Generation 2003 2009: symptom assistant, positions, panels, available ratings and an A4 PDF sheet. Confirm the variant in the manual.

Fuse boxes and fuse list

FuseRatingProtected circuit
AIR HTR—LG4 Air Heater
BRAKE LAMP—C4/C5 Brake Lamps, C6/C7/C8 Tractor/Trailer Wiring
CHMSL ISO—Center High Mounted Stop Lamp
DRL—Daytime Running Lamps
ECU MAINTAIN—LG4 Electronic Control Unit
HTD FUEL—LB7/LG4 Heated Fuel
HTD MIRR—Heated Mirrors
IGN 4—Ignition
L-TRN TLR—Left Trailer Turn Signal
MARKER LP—Sidemarker and Clearance Lamps
R-TRN TLR—Right Trailer Turn Signal

Fuse block 1

FuseRatingProtected circuit
BRAKE ISO—Brake Warning Lamp
L-RR TRUCK—Left Rear Trailer Wiring
LH PARK LP—Left-hand Parking Lamps
PWR WINDOW—Power Windows
R-RR TRUCK—Right Rear Trailer Wiring
RADIO U—Radio
RH PARK LP—Right-hand Parking Lamps