OnStar Additional Information

See also:

Head Restraint Adjustment
Do not drive until the head restraints for all occupants are installed and adjusted properly. To achieve a comfortable seating position, change the seatback recline angle as little as necessa ...

Programmable Unlocking Feature
The following is the list of available programming options: Mode 1: Driver’s door unlocks when the transmission is shifted into PARK (P). Mode 2: All doors unlock when the transmission is shi ...

What to Use
WARNING Adding only plain water or some other liquid to the cooling system can be dangerous. Plain water and other liquids, can boil before the proper coolant mixture will. The coolant warning sy ...