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

PCM Power and VSS


Object Number: 26679  Size: FS
Automatic Transmission Components
Electronic Component Description
Brake Switch, Solenoids, and TFT Sensor
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Figure 2:

Brake Switch, TCC PWM, 1-2 Shift, 2-3 Shift, and PC Solenoids -- VIN 1


Object Number: 50698  Size: FS
Automatic Transmission Components
Electronic Component Description
TFP Switch, TFT and A/T ISS Sensors - VIN 1
Brake Switch, Solenoids, and TFT Sensor
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Figure 3:

TFP Switch, TFT and A/T ISS Sensors -- VIN 1


Object Number: 50729  Size: FS
Automatic Transmission Components
Electronic Component Description
Shift Select Switch - Pontiac
Brake Switch, TCC PWM, 1-2 Shift, 2-3 Shift, and PC Solenoids - VIN 1
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Automatic Transmission Schematic References
Figure 4:

Shift Select Switch -- Pontiac


Object Number: 46960  Size: FS
Automatic Transmission Components
Electronic Component Description
TFP Switch, TFT and A/T ISS Sensors - VIN 1
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Automatic Transmission Schematic References
Automatic Transmission Schematic References