Silverado 2500 2WD V8-8.1L VIN G (2005)
Torque Converter Clutch Solenoid: Service and Repair
Allison - Automatic Transmission
Note: The TCC PWM Solenoid is solenoid F
Control Valve Solenoid Replacement (Solenoid C, D, E, F, G)
Removal Procedure
1. Remove the oil pan and the transmission internal oil filter. Refer to Oil Pan Replacement, See: Automatic Transmission/Transaxle/Fluid
Pan/Service and Repair
2. Disconnect the internal wiring harness from the solenoid being changed.
3. Remove the solenoid retainer (2) for shift solenoid C (5). Note the position of the solenoid connector and pull the solenoid (5) out of the bore in
the control valve assembly (1). The O-rings (3 and 4) provide the resistance felt during removal.
4. Remove the solenoid retainers (6) for shift solenoid D (1), shift solenoid E (4), or the torque converter clutch pulse width modulated (TCC PWM)
solenoid (7), whichever is being replaced.
5. Note the position of the solenoid connector and pull the solenoid out of the bore in the control valve assembly. The O-rings (2 and 3) provide the
resistance felt during removal.
Installation Procedure
