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

Transmission Controls


Object Number: 851806  Size: FS
Master Electrical Component List
Transmission Component and System Description
Temperature/Pressure/Range Switches and VSS
OBD II Symbol Description Notice
CRANK, IGN O, TBC ACC, FR WPR, BRKS, and HVAC Fuses
CRANK, IGN O, TBC ACC, FR WPR, BRKS, and HVAC Fuses
Figure 2:

Switches, Indicator, and VSS


Object Number: 851808  Size: FS
Master Electrical Component List
Transmission Component and System Description
Power and Solenoid Valve Controls
OBD II Symbol Description Notice
Controls and Backlighting - 1 of 3
IGN B Fuse
SPARE, IGN E, SIR, TBC IGN 1, and ISRV Fuses
Cruise Control
Power, Ground, DLC and Indicator
Data Link Schematics
G302
G102