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 access to all of the OnStar services, except Virtual Advisor and OnStar Turn-by-Turn Navigation.

    See also:

    Engine Compartment Overview
    A. Engine Air Cleaner/Filter . B. Electric Engine Cooling Fan (Out of View). See Cooling System . C. Engine Oil Dipstick. See “Checking Engine Oil” under Engine Oil . D. Engine Oil Fill Cap. ...

    Tires
    Tires need to be properly inflated, rotated, and balanced. Maintaining the tires can save money, fuel, and can reduce the risk of tire failure. • Signs that the tires need to be replaced in ...

    Certification/Tire Label
    A vehicle specific Certification/Tire label is found on the rear edge of the driver’s door. The label shows the size of your vehicle’s original tires and the inflation pressures needed to obt ...