Air suspension

WARNING Ensure that the vehicle is clear of people and obstacles before lowering the suspension. The difference between Off-road height and Access height is 4.1 in. (105 mm). The air suspen ...

Extended off-road height

If grounded in severe off-road conditions, the system may automatically enter Extended mode. The off-road height indicator flashes and a message will be displayed in the message center. In extende ...

See also:

Antilock Brake System (ABS) Warning Light
The ABS warning light comes on briefly when the ignition key is turned to ON/RUN. This is normal. If the light does not come on then, have it fixed so it will be ready to warn you if there is a ...

Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system. When ready, the directions will be download ...

Side Blind Zone Alert (SBZA)
If available, the Side Blind Zone Alert system is a lane changing aid that assists drivers with avoiding crashes that occur with vehicles in the side blind zones. WARNING SBZA does not detect v ...