See also:

Hydraulic Power Steering
If your vehicle has hydraulic power steering, it may require maintenance. See Power Steering Fluid (2.4L L4 Engine) or Power Steering Fluid (3.6L V6 Engine). If power steering assist is lost ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...

Electric Parking Brake Light
The parking brake status light comes on when the brake is applied. If the light continues flashing after the parking brake is released, or while driving, there is a problem with the Electric Parking ...