GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 TopKick C-Series Commercial (Cutaway) C4/C5 🢒 Brakes 🢒 Park Brake 🢒 Park Brake System Schematics

Park Brake System Schematics Early Production

Brake Warning System Schematics - Hydraulic
Object Number: 797845 Size: FS
Master Electrical Component List
Brake Warning System Description and Operation
Brake Booster Pump Schematics
Ignition Switch, OFF/RUN/START, RUN/START, and START Bus Bars
I/P Fuse Block, R-RR TRUCK, L-RR TRUCK, GAGES, and SIR Fuses/Circuit Breaker
Instrument Panel Cluster - 1 of 2
Splice Pack SP203 (L18/LB7/LG4)
G101 - 1 of 2
G203 - 3 of 4

Park Brake System Schematics Late Production


Object Number: 1549209 Size: FS
Master Electrical Component List
Brake Warning System Description and Operation
Ignition Switch, OFF/RUN/START, RUN/START, and START Bus Bars
I/P Fuse Block, R-RR TRUCK, L-RR TRUCK, GAGES, and SIR Fuses/Circuit Breaker
Instrument Panel Cluster - 1 of 2
Splice Pack SP203 (L18/LB7/LG4)
G101 - 1 of 2
G203 - 3 of 4