GM Service Manual Online
For 1990-2009 cars only

Steering Gear Rack Bearing Preload Adjustment - Off Vehicle HPS

  1. Hoist the vehicle. Refer to Tire and Wheel Removal and Installation .
  2. Place drain pans under the vehicle as needed.

  3. Object Number: 423455  Size: SH
  4. Loosen the steering gear rack bearing adjuster plug lock nut (1).
  5. Turn the steering gear rack bearing adjuster plug clockwise until it bottoms in the steering gear assembly.
  6. Turn the steering gear rack bearing adjuster plug back 50 degrees to 70 degrees (approximately one flat).
  7. Notice: Refer to Fastener Notice in the Preface section.

    Important: Hold the steering gear rack bearing adjuster plug stationary while tightening the steering gear rack bearing adjuster plug lock nut.

  8. Install the steering gear rack bearing adjuster plug lock nut (1).
  9. Tighten
    Tighten the nut to 68 N·m (50 lb ft).

  10. Clean any excess power steering fluid from the vehicle and remove the drain pans.