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

Stoplamp Switch, Transmission Range Switch


Object Number: 883504  Size: FS
Master Electrical Component List
Transmission General Information
Input and Output Shaft Speed Sensors, Torque Converter Clutch (TCC) Solenoid
OBD II Symbol Description Notice
HAZ, D/L, TAIL, STOP and DOME Fuses
TURN and WIP Fuses
HAZ, D/L, TAIL, STOP and DOME Fuses
Stoplamps
Backup Lamps
TURN and WIP Fuses
Figure 2:

Input and Output Shaft Speed Sensors, Torque Converter Clutch (TCC) Solenoid


Object Number: 883505  Size: FS
Master Electrical Component List
Transmission General Information
Overdrive Switch, Shift Program Switch
Stoplamp Switch, Transmission Range switch
OBD II Symbol Description Notice
SP201 and G201
SP201 and G201
Figure 3:

Overdrive Switch and Indicator, Shift Program Switch and Indicator


Object Number: 883506  Size: FS
Master Electrical Component List
Transmission General Information
Input and Output Shaft Speed Sensors, Torque Converter Clutch (TCC) Solenoid
OBD II Symbol Description Notice
Instrument Panel Lamp Dimmer Control
SP201 and G201
SP201 and G201
TURN and WIP Fuses
TURN and WIP Fuses
Power, O/D OFF, 4WD, MIL, CRUISE, Charge Indicators