OnStar

See also:

Two-Wheel-Drive Vehicles
Dinghy Towing Notice: If a two-wheel-drive vehicle is towed with all four wheels on the ground, the transmission could be damaged. The repairs would not be covered by the vehicle warranty. Do n ...

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 ...

Automatic Level Control
The automatic level control rear suspension comes as a part of the Road Sensing Suspension. See Road Sensing Suspension  . This type of level control is fully automatic and will provide a bett ...