The following procedure requires the use of the GM Puller tool No. J-25034-B or equivalent, and the GM Pulley Installer tool No. J-25033-B or equivalent.
- Disconnect the negative battery cable for safety.
- Remove the air cleaner assembly for access.
- Release tension and remove the drive belt.
- Remove the power steering pump pulley using a suitable puller tool.
- Remove the power steering pump retaining bolts, then reposition the pump as necessary for access to the hoses.
- Position a fluid catch pan under the power steering pump.
Remove the hoses from the power steering pump and drain the excess fluid into the catch pan.
WARNINGBe sure to cap all openings in the pump hydraulic system to prevent excessive fluid spillage and the possibility of system contamination.
Remove the power steering pump from the vehicle.
- Position the pump to the vehicle, then uncap and connect the pump hoses.
- Install the steering pump to the retaining bracket, then secure using the retaining bolts. Tighten the nut to 30 ft. lbs. (41 Nm).
- Install the pump pulley using the GM Pulley Installer tool No. J-25033-B or equivalent. Press the drive pulley onto the power steering pump.
- Hand-tighten the pivot bolt, the adjusting bolt and the washer.
- Install the drive belt.
- Install the air cleaner assembly.
- Connect the negative battery cable.
- Refill the power steering reservoir and bleed the power steering system.
- Road test the vehicle, then check and top-off the power steering fluid.