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:

    Second Row Seats
    On vehicles with a 60/40 split bench or buckets seats, the seatbacks can be folded for additional cargo space, or the seats can be folded and tumbled for easy entry/exit to the third row seats, if ...

    Air Vents
    Use the air outlets located in the center and on the side of the instrument panel to direct the airflow. Operation Tips Keep the hood and front air inlets free of ice, snow, or any other obstru ...

    Tachometer
    The tachometer displays the engine speed in revolutions per minute (rpm). ...