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

UH3/UJ9


Object Number: 1771851  Size: FS
Master Electrical Component List
Tire Pressure Monitor Description and Operation
Control Module References
UJ6
Class 2
GMLAN - A/T
GMLAN - M/T
Figure 2:

UJ6


Object Number: 1771857  Size: FS
Master Electrical Component List
Tire Pressure Monitor Description and Operation
Control Module References
UH3/UJ9
Wheel Speed Sensors
GMLAN - A/T
GMLAN - M/T
Class 2