Sierra 2500 4WD V8-6.6L DSL Turbo (2007)
Shift Interlock Solenoid: Service and Repair
Automatic Transmission Shift Lock Actuator Replacement
Removal Procedure
1. Disable the SIR system.
2. Remove the knee bolster.
3. Put the shift lever clevis into the neutral position.
4. Disconnect the electrical connector.
5. Using a small screwdriver, pry the automatic transmission shift lock control actuator away from the steering column jacket and the cable shift cam.
6. Remove the shift lock control actuator.
Installation Procedure
1. Firmly install the shift lock control actuator onto the steering column jacket and the cable shift cam.