OnStar Overview
EmergencyBrake System Warning Light
The vehicle brake system consists of two hydraulic circuits. If one circuit is
not working, the remaining circuit can still work to stop the vehicle. For normal
braking performance, both circuits need to be working If the warning light comes
on, there is a brake problem. Have the brake system ...
Cleaning Exterior Lamps/ Lenses, Emblems, Decals and Stripes
Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean
exterior lamps, lenses, emblems, decals and stripes. Follow instructions under "Washing
the Vehicle" previously in this section.
Lamp covers are made of plastic, and some have a UV protective coating. Do no ...
Windshield and Wiper Blades
Clean the outside of the windshield with glass cleaner.
Clean rubber blades using a lint-free cloth or paper towel soaked with windshield
washer fluid or a mild detergent. Wash the windshield thoroughly when cleaning the
blades. Bugs, road grime, sap, and a buildup of vehicle wash/wax treatment ...