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

Shift Controls and Stop Lamp Switch


Object Number: 1753678  Size: FS
Master Electrical Component List
Electronic Component Description
Control Module References
Pressure Controls, Temperature and VSS
Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse
AIRBAG, FAN CLTCH, IGN E, ISRVM, SPARE and TBC IGN 1 Fuses
4.3L
Power, Ground, Serial Data, Indicator and Stop Lamp Switch - w/o JL4
BRK, CRNK, FRT WPR, HVAC, ING 0, TBC ACCY and TBC/TCM ACCY Fuses
BRK, CRNK, FRT WPR, HVAC, ING 0, TBC ACCY and TBC/TCM ACCY Fuses
Figure 2:

Pressure Controls, Temperature, and VSS


Object Number: 1753680  Size: FS
Master Electrical Component List
Electronic Component Description
Control Module References
PNP Switch, Tow/Haul Switch, Serial Data and Indicator
Shift Controls and Stop Lamp Switch
Automatic Transmission Schematic Icons
Figure 3:

PNP Switch, Tow/Haul Switch, Serial Data, and Indicator


Object Number: 1753687  Size: FS
Master Electrical Component List
Electronic Component Description
Control Module References
Pressure Controls, Temperature and VSS
Power, Ground, DLC and Splice Pack SP200
I/P Dimming Supply Voltage - 1 of 3 and LED Dimming Supply Voltage
G302
G102