Remove the air cleaner housing by removing the housing bolts and loosening the clamp.
- Remove the pump drive belt from the pulley by moving the auto-tensioner.
- Remove the power steering pump pulley bolt and the power steering pump pulley.
Drain the power steering fluid by disconnecting the pressure and supply lines from the pump.
- Remove the pump assembly by removing the steering pump retaining bolts.
- Install the pump and the steering pump retaining bolts.
- Tighten the steering pump retaining bolts to 18 ft. lbs. (25 Nm).
- Connect the pressure and supply lines to the power steering pump.
- Install the power steering pump pulley and the pulley bolt.
- Tighten the power steering pump pulley bolt to 18 ft. lbs. (25 Nm.
- Install the pump drive belt onto the pulley by moving the auto-tensioner.
- Install the air cleaner housing with the housing bolts and the clamp.
Tighten the air cleaner housing bolts to 106 inch lbs. (12 Nm).
NOTEWhen adding fluid or making a complete fluid change, always use a power steering fluid meeting GM Spec. No. 9985010 or equivalent. Fluid for cold climates is also available through GM Dealerships; refer to Specifications for further information. Failure to use the proper power steering fluid can cause power steering hose and seal damage, fluid leaks and pump failure.
- Refill the pump with new fluid and bleed the air from the system.
- Inspect for leaks. If leaks are found, correct the cause of the leak and bleed the system.