Sierra Denali RWD V8-6.2L (2009)
Steering Shaft: Service and Repair
Steering Shaft Coupling Replacement
Steering Shaft Coupling Replacement
Special Tools
J 42640 Steering Column Anti-Rotation Pin
Removal Procedure
Warning: Refer to SIR Warning (See: Restraint Systems/Service Precautions/SIR Warning) .
Caution: With wheels of the vehicle facing straight ahead, secure the steering wheel utilizing steering column anti-rotation pin, steering column lock, or
a strap to prevent rotation. Locking of the steering column will prevent damage and a possible malfunction of the SIR system. The steering wheel must
be secured in position before disconnecting the following components:
*
The steering column
*
The intermediate shaft(s)
*
The steering gear
After disconnecting these components, do not rotate the steering wheel or move the front tires and wheels. Failure to follow this procedure may cause the
SIR coil assembly to become un-centered and cause possible damage to the SIR coil. If you think the SIR coil has became un-centered, refer to your
specific SIR coil's centering procedure to re-center SIR Coil.
1. Set the front wheels in the straight-ahead position.
2. Install anti-rotation pinJ 42640 in the steering column lower access hole.
3. Remove the engine shield. Refer to Engine Shield Replacement (See: Body and Frame/Frame/Skid Plate/Service and Repair/Engine Shield
Replacement) .
4. Mark the relationships of the steering shaft coupling, the upper intermediate steering shaft, and the power steering gear.
1. Mark the relationship of the upper intermediate steering shaft to the steering shaft coupling.
2. Mark the relationship of the steering shaft coupling to the steering gear.
Note
DO NOT pull on the steering shaft coupling to separate it from the steering gear.
5. Remove the steering shaft coupling bolt at the steering gear.