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:

    U-Rail
    For vehicles with a u-rail system, the fence can be moved to different positions on the u-rail track to secure cargo. Push both adapter buttons to move the adapters (B) on the straight par ...

    Capacities and Specifications
    Engine Specifications ...

    Safety
    Standard features include antilock brakes, side-impact airbags for the front seats, side curtain airbags, an electronic stability system, and a tire pressure monitoring system. For a full list of ...