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:

    Windshield Washer
    Pull the windshield wiper lever toward you to spray windshield washer fluid and activate the wipers. See Windshield Wiper/Washer . ...

    Safety Belts: They Are for Everyone
    This section of the manual describes how to use safety belts properly. It also describes some things not to do with safety belts. WARNING: Do not let anyone ride where a safety belt cannot be ...

    Shifting out of Park (Automatic Transmission)
    This vehicle is equipped with an electronic shift lock release system. The shift lock release is designed to: ► Prevent ignition key removal unless the shift lever is in P (Park) with the shift ...