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
TO 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.
4. Press the trip/fuel button until the vehicle heading, for example, N for North, is displayed in the DIC.
5. If calibration is necessary, calibrate the compass.
See “Compass Calibration Procedure” following.
See also:
StabiliTrak® Service Light
This light will come on
briefly when the engine
is started.
This light will come on if a problem is detected in
the StabiliTrak® system. ...
Fuel
Use of the recommended fuel is an important
part of the proper maintenance of your vehicle.
To help keep your engine clean and maintain
optimum vehicle performance, GM recommends
the use of gaso ...
Theft-Deterrent Feature
THEFTLOCK® is designed to discourage theft of the
vehicle’s radio by learning a portion of the Vehicle
Identification Number (VIN). The radio does not operate
if it is stolen or moved to a di ...
