GM Service Manual Online
For 1990-2009 cars only

Adjustment Procedure

The steering gear does not require periodic adjustment. Make adjustments to the steering gear as corrections only.

Always remove the steering gear from the vehicle when making adjustments. Mount the steering gear in a vise.

The steering gear requires the following types of adjustments:

    • The worm thrust bearing preload adjustment
    • The over-center preload adjustment

Adjust the worm thrust bearing preload before performing the over-center preload adjustment procedure.