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 OnStar Additional Information , and an Advisor can run a check.

    See also:

    Programmable Automatic Door Locks
    Your vehicle is equipped with an automatic lock/unlock feature which enables you to program your vehicle’s power door locks. You can program this feature through the Driver Information Center (D ...

    Portable Audio Devices
    Some vehicles have a 3.5 mm (1/8 in) auxiliary input and a USB port located in the center console. External devices such as iPods®, laptop computers, MP3 players, CD changers, and USB storage device ...

    Safety Belts: They Are for Everyone
    This part of the manual tells you how to use safety belts properly. It also tells you some things you should not do with safety belts. CAUTION: Do not let anyone ride where he or she cannot wea ...