GM Service Manual Online
For 1990-2009 cars only

Object Number: 20172  Size: SH

Connect the wiring harness assembly to the following components:

    • The TFP switch assembly (13)
    • The pressure control solenoid (312) (red connector)

       Important: The 1-2 shift solenoids wires are red and light green. The 2-3 shift solenoid wires are red and yellow.

    • The 1-2 shift solenoid (305) (white connector)
    • The 2-3 shift solenoids (305) (white connectors)
    • The TCC solenoid (335)