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:

    How to Add Coolant to the Radiator
    WARNING: An electric engine cooling fan under the hood can start up even when the engine is not running and can cause injury. Keep hands, clothing, and tools away from any underhood electric fa ...

    GM Mobility Reimbursement Program
    This program is available to qualified applicants for cost reimbursement of eligible aftermarket adaptive equipment required for the vehicle, such as hand controls or a wheelchair/ scooter lift for ...

    XM Messages
    XL (Explicit Language Channels): These channels, or any others, can be blocked by request, by calling 1-800-929-2100 in the U.S., and 1-877-438-9677 in Canada. XM Updating: The encryption code in t ...