GM Service Manual Online
For 1990-2009 cars only

Power Steering Gear Inlet Pipe/Hose Replacement With Gas Hydroboost

Removal Procedure


    Object Number: 650863  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. Remove the power steering gear inlet hose (1) from the brake booster.
  3. Remove the power steering gear inlet hose from the power steering gear.
  4. Remove the power steering gear inlet hose from the vehicle.

Installation Procedure


    Object Number: 650863  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. Install the power steering gear inlet hose (1) to the brake booster (2). Hand tighten only.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the power steering gear inlet hose to the power steering gear.
  5. Tighten
    Tighten both power steering gear inlet hose fittings to 28 N·m (20 lb ft).

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

Power Steering Gear Inlet Pipe/Hose Replacement Rack and Pinion

Removal Procedure

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.


    Object Number: 363050  Size: SH
  1. Remove the power steering inlet hose (2) from the power steering pump (1).
  2. Remove the power steering inlet hose (2) from the power steering gear (3).

Installation Procedure

  1. Connect the power steering inlet hose (2) to the power steering gear (3).

  2. Object Number: 363050  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Connect the power steering inlet hose (2) to the power steering pump (1).
  4. Tighten
    Tighten the hose connections to 28 N·m (20 lb ft.)

  5. Bleed the power steering system. Refer to Power Steering System Bleeding .
  6. Inspect all the hose connections for leaks.

Power Steering Gear Inlet Pipe/Hose Replacement Without Hydroboost

Removal Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the engine protection shield. Refer to Engine Protection Shield Replacement .

  3. Object Number: 748675  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.

  4. Install a drain pan under the vehicle.
  5. Remove the power steering gear inlet hose (3) from the power steering pump (1).
  6. Remove the power steering gear inlet hose from the power steering gear.
  7. Remove the power steering gear inlet hose from the vehicle.

Installation Procedure


    Object Number: 748675  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. Install the power steering gear inlet hose (3) to the power steering pump (1). Hand tighten only.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the power steering gear inlet hose to the power steering gear.
  5. Tighten
    Tighten both power steering gear inlet hose fittings to 28 N·m (20 lb ft).

  6. Remove the drain pan from under the vehicle.
  7. Install the engine protection shield. Refer to Engine Protection Shield Replacement .
  8. Lower the vehicle.
  9. Bleed the power steering system. Refer to Power Steering System Bleeding .