Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.
See also:
Using the “Delete” Command
1. Press and hold for two seconds.
2. Say “Delete.” 3. Say the name tag you want to delete. ...
Trailer Towing
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information.
If the vehicle is a hybrid, see the hybrid supplement for more information.
Do not tow a trailer during br ...
Sunroof
On vehicles with a sunroof, the switches used to operate it are on the headliner
above the rearview mirror. The ignition must be in ON/ RUN or ACC/ACCESSORY, or
in Retained Accessory Power (RAP) t ...