See also:

Automatic Door Locks
The vehicle may have an automatic lock/unlock feature. This feature can be programmed using the Driver Information Center (DIC). See Vehicle Personalization   for more information on DIC ...

OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview&nb ...

Checking Coolant
The vehicle must be on a level surface when checking the coolant level. Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do no ...