Warranty

OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.

    See also:

    Tire Pressure Light
    For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. ...

    Battery
    Refer to the replacement number shown on the original battery label when a new battery is needed. See Engine Compartment Overview  for battery location. DANGER Battery posts, terminals, and r ...

    What to Add
    If the vehicle has DOT 3 brake fluid, as indicated on the reservoir cap, use only new DOT 3 brake fluid from a sealed container. See Recommended Fluids and Lubricants . If the vehicle has DOT 4 b ...