GM Service Manual Online
For 1990-2009 cars only

Object Number: 674943  Size: FS
Master Electrical Component List
SIR System Description and Operation
Brake Switch and Fault Indicators
IGN SW-BATT2, WIPER, AIR BAG, TURN LPS, IGN MOD, BU LMP, PCM IGN, F/PINJR, A/C BFC, AUTO TRANS, ABS, IGN Fuses