CHEVROLET 2010 Suburban - Manual (Page 280)

Black plate (60,1) Chevrolet Tahoe/Suburban Owner Manual - 2010
To adjust for compass variance, use the following
procedure:
Compass Variance (Zone) Procedure
1. Do not set the compass zone when the vehicle is
moving. Only set it when the vehicle is in P (Park).
Press the vehicle information button until PRESS
V TO CHANGE COMPASS ZONE displays. Or,
if the vehicle does not have DIC buttons, press the
trip odometer reset stem until CHANGE COMPASS
ZONE displays.
2. Find the vehicle's current location and variance
zone number on the map.
Zones 1 through 15 are available.
3. Press the set/reset button to scroll through and
select the appropriate variance zone.
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