OnStar Overview
EmergencyWheels and Trim-Aluminum or Chrome
Use a soft, clean cloth with mild soap and water to clean the wheels.
After rinsing thoroughly with clean water, dry with a soft, clean towel.
A wax may then be applied.
Caution
Chrome wheels and other chrome trim may be damaged if the vehicle
is not washed after driving on roads that have bee ...
Rear Window Wiper/ Washer
If equipped with the rear wiper/ washer, the controls are on the end of the windshield
wiper lever.
Turn the rear wiper/washer band to operate the rear window wiper/ washer.
ON: Turns the rear wiper on for continuous wipes.
OFF: Turns the rear wiper off.
(Rear Washer): Sprays washer fluid ...
Body Component Lubrication
Lubricate all key lock cylinders, hood hinges, liftgate hinges, steel fuel door
hinge, unless the components are plastic. Applying silicone grease on weatherstrips
with a clean cloth will make them last longer, seal better, and not stick or squeak.
Underbody Maintenance
At least twice a year, ...