Diagnostics

OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring System. If a diagnostics check is needed between e-mails, push Advisor can run a check., and an Advisor can run a check.

    See also:

    Using this Manual
    To quickly locate information about the vehicle, use the Index in the back of the manual. It is an alphabetical list of what is in the manual and the page number where it can be found. ...

    Replacement Bulbs
    For replacement bulbs not listed here, contact your dealer. ...

    Ashtray(s) and Cigarette Lighter
    Your vehicle may have this feature. The ashtray is removable and fits into the front cupholder. Notice: If you put papers, pins, or other flammable items in the ashtray, hot cigarettes or other sm ...