See also:

General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: ...

How the System Works
When the vehicle is started, both outside mirror displays will briefly come on to indicate that the system is operating. While driving forward, the left or right side mirror SBZA display w ...

Remote Keyless Entry (RKE) System
On some models, the RKE transmitter is used to lock and unlock the doors from up to 20m (65 ft) away from the vehicle. On other models, it can be used up to 60m (195 ft) away. Key Access ...