Dodge 2007 Durango Owner's Manual page 159

UNDERSTANDING THE FEATURES OF YOUR VEHICLE 159
4. Press and release the RESET button to start the cali-
bration. The message "CAL" will display on the compass
temperature screen in the EVIC.
5. Complete one or more 360° turns (in an area free from
large metal or metallic objects) until the "CAL" message
3
turns off. The compass will now function normally.
Compass Variance
Compass Variance is the difference between magnetic
North and Geographic North. In some areas of the
country, the difference between magnetic and geographic
North is great enough to cause the compass to give false
readings. If this occurs, the compass variance must be set
using the following procedure:
NOTE: Magnetic materials should be kept away from
the overhead console. This is where the compass sensor is
located.
Compass Variance Map