Dodge 2007 HB Durango - Manual (Page 80)

Automatic Dimming Mirror — If Equipped
This mirror will automatically adjust for annoying head-
light glare from vehicles behind you. You can turn the
feature on or off by pressing the button at the base of the
mirror. A light in the button will indicate when the
dimming feature is activated. This option also controls
the driver side mirror when it is equipped with auto
dimming glass.
Automatic Dimming Mirror
80 UNDERSTANDING THE FEATURES OF YOUR VEHICLE