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

Module Power, Ground and Serial Data


Object Number: 1879002  Size: FS
Master Electrical Component List
Electronic Component Description TCM
Control Module References
Pressure and Temperature Controls
Figure 2:

Pressure and Temperature Controls


Object Number: 1879005  Size: FS
Master Electrical Component List
Electronic Component Description TCM
Control Module References
PNP Signals, VSS Signal and Tow Haul Signal
Module Power, Ground and Serial Data
Figure 3:

PNP Signals, VSS Signal and Tow Haul Signal


Object Number: 1879007  Size: FS
Master Electrical Component List
Electronic Component Description TCM
Control Module References
Shift Controls
Pressure and Temperature Controls
Figure 4:

Shift Controls


Object Number: 1925425  Size: FS
Master Electrical Component List
Electronic Component Description TCM
Control Module References
PNP Signals, VSS Signal and Tow Haul Signal