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

PCM Power and TCS Active Indicator


Object Number: 19388  Size: FS
Automatic Transmission Components
Transmission General Information
Brake Switch, TCC and Shift Solenoids
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 2:

Brake Switch, TCC and Shift Solenoids


Object Number: 19389  Size: FS
Automatic Transmission Components
Transmission General Information
TFP Switch, TFT Sensor, PC Solenoid Valve, and VSS
PCM Power and TCS Active Indicator
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Figure 3:

TFP Switch, TFT Sensor, PC Solenoid Valve, and VSS


Object Number: 19390  Size: FS
Automatic Transmission Components
Transmission General Information
Brake Switch, TCC and Shift Solenoids
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice