Outside Automatic Dimming Mirror

If the vehicle has this feature, the driver side mirror adjusts for the glare of headlamps behind you. This feature is controlled by the on and off settings on the automatic dimming rearview mirror. See Automatic Dimming Rearview Mirror for more information.

Turn Signal Indicator

The vehicle may also have a turn signal indicator on the mirror. An arrow on the outside rearview mirror flashes in the direction of the turn or lane change. See Turn and Lane-Change Signals for more information.

Side Blind Zone Alert (SBZA)

If the vehicle has the Side Blind Zone Alert (SBZA) system, see Side Blind Zone Alert (SBZA).

    See also:

    Electronically Controlled AirSuspension System
    Your vehicle is equipped with an electronically controlled air suspension system that automatically keeps your vehicle level as you load and unload. The system includes a compressor, two height ...

    Rear Window Defogger
    (Rear Defogger): Press to turn the rear window defogger on or off. The rear window defogger turns off after about 10 minutes. It can also be turned off by turning the ignition to ACC/ACCESSORY or ...

    OnStar® System
    OnStar® uses several innovative technologies and live advisors to provide you with a wide range of safety, security, information, and convenience services. If your airbags deploy, the system is ...