Lower Intermediate Steering Shaft Replacement

Lower Intermediate Steering Shaft Replacement

Special Tools

J 42640 Steering Column Anti-Rotation Pin

Removal Procedure

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. Turn the steering wheel so that the front wheels are pointing straight ahead.




2. Lock the steering column through the access hole in the lower steering column trim cover using anti-rotation pin J 42640 .




3. Remove the upper intermediate steering shaft bolt (1).
4. Disconnect the upper intermediate steering shaft from the lower intermediate steering shaft.




5. Remove the lower intermediate steering shaft bolt (1) at the steering gear.
6. Disconnect the lower intermediate steering shaft from the steering gear.
7. Remove the lower intermediate steering shaft from the vehicle.

Installation Procedure

1. Perform the following procedure before installing the lower and upper intermediate steering shaft bolts:

1. Remove all traces of the original adhesive patch.
2. Clean the threads of the bolt with denatured alcohol, or equivalent, and allow to dry.
3. Apply threadlocker GM P/N 12345493 (Canadian P/N 10953488) or blue, medium LOCTITE(TM) 242.

2. Position the lower intermediate steering shaft to the vehicle.
3. Connect the lower intermediate steering shaft to the steering gear.




4. Install the lower intermediate steering shaft bolt (1) at the steering gear.

Tighten the bolt to 45 Nm (33 lb ft).

5. Connect the lower intermediate steering shaft to the upper intermediate steering shaft.




6. Install the upper intermediate steering shaft bolt (1).

Tighten the bolt to 23 Nm (17 lb ft).

7. Remove anti-rotation pin J 42640 .