See also:

Cleaning Exterior Lamps/Lenses
Use only lukewarm or cold water, a soft cloth and a car washing soap to clean exterior lamps and lenses. ...

Air Intake
Clear away any ice, snow, or leaves from the air intake at the base of the windshield that can block the flow of air into the vehicle. ...

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 ...