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 height=17 id=, and an" width=19 height=17 id="_x0000_i1807" src="images/books/1183/10/index.2.gif" border=0>, and an Advisor can run a check.

    See also:

    Dual Mode
    This dual screen symbol displays when the screen is in dual mode. Dual mode displays the route on half of the screen and a maneuver or Interstate Exit list on the other half. The Interstate Exit ...

    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 ...

    Total Weight on the Vehicle's Tires
    Be sure the vehicle's tires are inflated to the inflation pressures found on the Certification label on the driver door or see Vehicle Load Limits   for more information. Make sure n ...