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:

    Starter Switch Check
    WARNING! When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before starting this check, be sure there is enough r ...

    Rear Seats
    Folding the Seatback Either side of the seatback can be folded down for more cargo space. Fold a seatback only when the vehicle is not moving. Notice: Folding a rear seat with the safety belts stil ...

    Delayed Locking
    This feature delays the locking of the doors and the liftgate when using the power lock or the remote keyless entry system. The first press of the power door lock switch or lock button on the re ...