GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1999 🢒 Regal (China) (CNG) 🢒 Engine 🢒 Engine Controls - 3.0L (L46) 🢒 Power Steering Cooler Pipe/Hose Replacement

Removal Procedure

    Object Number: 284303 Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Place a drain pan under the vehicle.
  3. Remove the clamps holding the rubber portions of the power steering hoses to the power steering cooler pipe.
  4. Remove the rubber portions of the power steering hoses from the power steering cooler pipe.
  5. Remove the power steering cooler pipe clip retaining bolt from the frame.
  6. Remove the power steering cooler pipe from the plastic retaining clips on the frame.
  7. Remove the power steering cooler pipe from the vehicle.

Installation Procedure

    Object Number: 284303 Size: SH
  1. Install the power steering cooler pipe to the plastic retaining clips on the frame.

    2. 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.

  2. Install the power steering cooler pipe clip retaining bolt to the frame.

    3. Tighten
    Tighten the power steering cooler pipe clip retaining bolt to 9.5 N·m (84 lb in).

  3. Install the rubber portions of the power steering hoses to the power steering cooler pipe.
  4. Install the clamps holding the rubber portions of the power steering hoses to the power steering cooler pipe.

    5. Tighten
    Tighten the clamps holding the rubber portions of the power steering hoses to the power steering cooler pipe to 27 N·m (20 lb ft).

  5. Remove the drain pan from under the vehicle.
  6. Lower the vehicle.
  7. Fill the power steering system. Refer to Refilling the Power Steering System .
  8. Bleed the power steering system. Refer to Power Steering System Bleeding .
  9. Inspect the power steering system for leaks. Refer to Power Steering Gear and Pump Leaks