See also:

OnStar Additional Information
Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle own ...

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. ...

TEHAMA™ Leather
The leather surface on the seat was not designed to be aggressively cleaned using any commercial product. Use a well wrung cloth dampened with water to remove dust. Do not use a wet cloth or satur ...