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 an Advisor can run a check., and an Advisor can run a check.

    See also:

    Easy Exit Positions
    This feature can move the driver seat rearward and the power steering column up and forward to allow extra room to exit the vehicle. (Easy Exit Positions): Press to recall the easy exit positions ...

    Compass
    The vehicle may have a compass in the Driver Information Center (DIC). ...

    Shoulder Belt Height Adjuster
    The vehicle has a shoulder belt height adjuster for the driver and right front passenger seating positions. Adjust the height so that the shoulder portion of the belt is on the shoulder and not f ...