Sierra 1500 4WD V8-6.0L VIN U (2006)
7. Install the steering column to the vehicle.
8. Remove J 42640 from the steering column.
9. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3.
7. Install the steering column to the vehicle.
8. Remove J 42640 from the steering column.
9. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3.