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:
Side Blind Zone Alert (SBZA)
The vehicle may have a Side Blind Zone Alert (SBZA)
system. Read this entire section before using the
system.
WARNING:
SBZA is only a lane changing aid and does not
replace driver vision. SBZA ...
Deleting Tracks from MEM
Individual tracks and all tracks can
be deleted from MEM.
To delete individual tracks, press
and release the DEL button while
the track is playing.
To delete all tracks from MEM,
press and h ...
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. ...