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:

    Battery Replacement
    Notice: When replacing the battery, do not touch any of the circuitry on the transmitter. Static from your body could damage the transmitter. 1. Remove the key from the transmitter by pres ...

    Rear Seat Audio (RSA) System
    The loading slot for the DVD player is located at the top of the head restraint. Insert the disc partially into the loading slot with the printed side facing the rear of the vehicle. The DVD playe ...

    Leaving the Vehicle With the Engine Running (Automatic Transmission)
    WARNING! It can be dangerous to leave the vehicle with the engine running. The vehicle could move suddenly if the shift lever is not fully in P (Park) with the parking brake firmly set. And, ...