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:

    Ending Cruise Control
    There are three ways to turn off the cruise control: • Step lightly on the brake pedal. • Move the cruise switch to off, or • Shift the transmission to NEUTRAL (N). ...

    Rear Seats
    The rear seatbacks can be folded. For detailed instructions, see Rear Seats . ...

    Parking on Hills
    WARNING Parking the vehicle on a hill with the trailer attached can be dangerous. If something goes wrong, the rig could start to move. People can be injured, and both the vehicle and the trailer ...