GM Service Manual Online
For 1990-2009 cars only

Power Steering Return Hose Replacement 3.4L

Removal Procedure

  1. Place a drain pan under the vehicle in order to catch any draining power steering fluid.

  2. Object Number: 454268  Size: SH
  3. Remove the power steering return hose from the power steering pump.
  4. Remove the power steering return hose from the power steering lines retaining bracket on the engine.
  5. Remove the power steering return hose from the power steering cooler pipe.
  6. Remove the power steering return hose from the vehicle.

Installation Procedure

  1. Install the power steering return hose.
  2. Install the power steering return hose to the power steering cooler pipe.

  3. Object Number: 454268  Size: SH
  4. Install the power steering return hose to the power steering lines retaining bracket on the engine.
  5. Install the power steering return hose to the power steering pump.
  6. Fill the power steering system. Refer to Refilling the Power Steering System
  7. Bleed the power steering system. Refer to Power Steering System Bleeding
  8. Inspect the power steering system for leaks. Refer to Power Steering Gear and Pump Leaks
  9. Remove the drain pan from under the vehicle.

Power Steering Return Hose Replacement 3.8L

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Place the drain pan under the vehicle in order to catch any draining power steering fluid.

  4. Object Number: 417969  Size: SH
  5. Remove the power steering return hose from the power steering gear cooler pipe.

  6. Object Number: 294335  Size: SH
  7. Remove the power steering return hose from the power steering pump.
  8. Remove the power steering return hose from the power steering gear.
  9. Remove the power steering return hose from the power steering hose retainer.
  10. Remove the power steering return hose from the power steering gear cooler pipe.

Installation Procedure

  1. Install the power steering return hose to the power steering gear line retainer.
  2. Install the power steering return hose to the power steering gear cooler pipe.

  3. Object Number: 294335  Size: SH
  4. Install the power steering return hose to the power steering gear .
  5. Tighten
    Tighten the power steering return hose fitting to 27 N·m(20 lb. ft.)


    Object Number: 417969  Size: SH
  6. Install the power steering return hose to the power steering cooler pipe.
  7. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  8. Remove the drain pan from under the vehicle.
  9. Lower the vehicle.
  10. Fill the power steering fluid reservoir. Refer to Refilling the Power Steering System .
  11. Bleed the power steering system. Refer to Power Steering System Bleeding .
  12. Inspect the power steering system for leaks. Refer to Power Steering Gear and Pump Leaks