See also:

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 ...

When the System Does Not Seem to Work Properly
The rear vision camera system may not work properly or display a clear image if: - The RVC is turned off. See “Turning the Rear Vision Camera System On or Off” earlier in this section. - It ...

Steering
Hydraulic Power Steering Your vehicle has hydraulic power steering. It may require maintenance. See Power Steering Fluid. If power steering assist is lost due to a system malfunction, the vehic ...