See also:

Locking Rear Axle
Your vehicle may have this feature. A locking rear axle can give you additional traction on snow, mud, ice, sand or gravel. It works like a standard axle most of the time, but when one of the rear ...

Automatic Crash Response
In a crash, built in sensors can automatically alert an OnStar advisor who is immediately connected to the vehicle to see if you need help. ...

Accessory Inflator
Your vehicle has an accessory inflator system. It can also inflate things like basketballs and bicycle tires. It can also used to inflate the tires to the proper tire pressure. It is not designed t ...