See also:

Vehicle Data Recording and Privacy
Your GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven. For example, your vehicle uses computer modules to monitor ...

Door Ajar Light
This light comes on in the Driver Information Center (DIC) when a door is open or not securely latched. Before driving, check that all doors are properly closed. ...

Cleaning Exterior Lamps/Lenses and Emblems
Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean exterior lamps and lenses. Follow instructions under "Washing the Vehicle" later in this section. ...