GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2009
🢒
Sierra - 2WD
🢒
Power and Signal Distribution
🢒
Data Communications
🢒 Automatic Transmission Controls Schematics
Figure
1:
Module Power, Ground, Serial Data and Stop Lamp Signal
Figure
2:
Pressure Controls - 1 of 2 and Shift Controls
Figure
3:
Pressure Controls - 2 of 2 and Speed Sensors
Figure
4:
Transmission Range Signals and Driver Shift Request