See also:

When to Check Power Steering Fluid
It is not necessary to regularly check power steering fluid unless there is a leak suspected in the system or an unusual noise is heard. A fluid loss in this system could indicate a problem. Have ...

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 ...

TTY Users
OnStar has the ability to communicate to the deaf, hard–of–hearing, or speech–impaired customers while in the vehicle. The available dealer–installed TTY system can provide in-vehicle acces ...