GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 309298  Size: SH

    Notice: Do not start the vehicle with any power steering gear inlet or outlet hoses disconnected. When disconnected, plug or cap all openings of components. Failure to do so could result in contamination or loss of power steering fluid and damage to the system.

  1. Install a drain pan under the vehicle.
  2. Siphon the power steering fluid from the reservoir to prevent excessive spillage.
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  4. Remove the power brake booster inlet hose (2) from the power steering pump (1) through the wheel well.
  5. Lower the vehicle.

  6. Object Number: 407976  Size: SH
  7. Remove the power brake booster inlet hose (1) from the power brake booster (2).
  8. Remove the power brake booster inlet hose from the vehicle.

Installation Procedure


    Object Number: 407976  Size: SH

    Notice: The inlet and outlet hoses must not be twisted during installation. Do not bend or distort the inlet or outlet hoses to make installation easier. Failure to follow these procedures could result in component damage.

  1. Route the hose in the same position the hose occupied prior to removal.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the power brake booster inlet hose (1) to the power brake booster (2). Hand tighten.
  4. Raise the vehicle.

  5. Object Number: 309298  Size: SH
  6. Install the power brake booster inlet hose (2) to the power steering pump (1) through the wheel well.
  7. Tighten
    Tighten the hose fitting to 33 N·m (24 lb ft).

  8. Lower the vehicle.
  9. Tighten the power brake booster inlet hose to the power brake booster.
  10. Tighten
    Tighten the hose fitting to 33 N·m (24 lb ft).

  11. Bleed the power steering system. Refer to Power Steering System Bleeding .
  12. Remove the drain pan from under the vehicle.