GM Service Manual Online
For 1990-2009 cars only

Notice: When adding fluid or making a complete fluid change, always use the proper power steering fluid. Failure to use the proper fluid will cause hose and seal damage and fluid leaks.

  1. Clean the area surrounding the reservoir cap.
  2. Remove the reservoir cap.
  3. Inspect the power steering pump fluid level at regular intervals. Add fluid when required. Refer to Fluid and Lubricant Recommendations .
  4. • If the fluid level is being checked cold, perform the following steps:
       - Remove the reservoir cap.
       - Inspect the fluid level on the dipstick.
       - The fluid level should be between the bottom of the COLD/FULL mark and the end of the dipstick.
    • If the fluid level is being checked hot, perform the following steps:
       - Run the engine until the fluid reaches about 80°C (170°F).
       - Turn OFF the engine.
       - Remove the reservoir cap.
       - Inspect the fluid level on the dipstick.
       - The fluid level should be between the HOT/FULL and the COLD/FULL marks on the dipstick.
  5. If the fluid level is low, add the power steering fluid to the proper level.
  6. Install the reservoir cap.
  7. When you inspect the fluid level after servicing the steering system, bleed the air from the system. Refer to Power Steering System Bleeding .