GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Power, Ground, DLC and Indicator


Object Number: 848244  Size: FS
Master Electrical Component List
ABS Description and Operation
Wheel Speed Sensors, VSS and Brake Pressure Switch
B+ Bus - Underhood Fuse Block
IGN A Fuse
IGN B Fuse
SPARE, IGN E, SIR, TBC IGN 1, and ISRV Fuses
Data Link Schematics
Cruise Control
Fuel and Device Controls
Fuel and Device Controls
Figure 2:

Wheel Speed Sensors, and VSS


Object Number: 848245  Size: FS
Master Electrical Component List
ABS Description and Operation
Power, Ground, DLC and Indicator
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons