GM Service Manual Online
For 1990-2009 cars only

Power Steering Cooler Pipe/Hose Replacement LS4


Object Number: 1875425  Size: MF

Callout

Component Name

Preliminary Procedure

  1. Remove the front tire/wheel assemblies. Refer to Tire and Wheel Removal and Installation.
  2. Remove the right fender liner. Refer to Front Fender Liner Replacement.
  3. Lower the rear of the frame approximately 51 mm (2 in). Refer to Frame Replacement.
  4. Loosen the power steering gear bolts. Refer to Steering Gear Replacement.
  5. Fill and bleed the power steering system after the repair has been completed. Refer to Power Steering System Bleeding.

1

Power Steering Cooler Pipe

Caution: Refer to Fastener Caution in the Preface section.

Procedure

  1. Remove as much power steering fluid from the power steering fluid reservoir as possible.
  2. Place drain pans under the vehicle as needed.
  3. Disconnect the power steering cooler pipe from the power steering fluid reservoir.
  4. Disconnect all power steering cooler pipe retaining clips as needed with an appropriate tool. Replace any as needed.
  5. Disconnect the power steering cooler pipe fitting.
  6. After repairs, fill and bleed the power steering system. Refer to Power Steering System Bleeding.

Tighten
27 N·m (20 lb ft)

Power Steering Cooler Pipe/Hose Replacement 3.5L and 3.9L


Object Number: 1603466  Size: MF

Callout

Component Name

Preliminary Procedures

  1. Remove the right front fender liner. Refer to Front Fender Liner Replacement.
  2. Lower the rear of the frame approximately 51 mm (2 in). Refer to Frame Replacement.

1

Power Steering Cooler Pipe/Hose to Return Pipe/Hose Clamp

2

Power Steering Cooler Pipe/Hose Fitting Nut

Caution: Refer to Fastener Caution in the Preface section.

Tighten
27 N·m (20 lb ft)

3

Power Steering Cooler Pipe/Hose

Procedure

  1. Release the power steering cooler pipe/hose from the retainers on the frame.
  2. After repairs, refill and bleed the power steering system.