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:

    Loading Your Vehicle for Off-RoadDriving
    CAUTION: • Cargo on the load floor piled higher than the seatbacks can be thrown forward during a sudden stop. You or your passengers could be injured. Keep cargo below the top of the seat ...

    Anti-theft Alarm System Messages
    THEFT ATTEMPTED This message displays if the vehicle detects a tamper condition. ...

    Fog Lamps
    Fog Lamps For vehicles with fog lamps, the button is located on the exterior lamp control, left of the steering wheel. To turn on the fog lamps, the ignition and the headlamps or parking l ...