GM Service Manual Online
For 1990-2009 cars only

Problem

Action

Air in the fluid.

  1. Repair the leak.
  2. Bleed the power steering system. Refer to Power Steering System Bleeding .

Extremely cold temperatures will cause system aeration if the power steering fluid is low.

Loss of fluid due to internal pump leakage.

  1. Repair the leak.
  2. Bleed the power steering system. Refer to Power Steering System Bleeding .

Extremely cold temperatures will cause system aeration if the power steering fluid is low.

Hose or air leakage in the reservoir line.

  1. Repair the leak.
  2. Bleed the power steering system. Refer to Power Steering System Bleeding .

Extremely cold temperatures will cause system aeration if the power steering fluid is low.