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.

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:

    Instrument Panel Storage
    This vehicle has an instrument panel storage area. To open the cover, press the button (A). This vehicle has an auxiliary input jack. See Auxiliary Devices on page 7‑36 for more information. ...

    Engine Overheating
    If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information. The vehicle has several indicators to warn of engine overheating. There is a coolant temperatu ...

    Fuels in Foreign Countries
    Never use leaded gasoline or any other fuel not recommended in the previous text on fuel. Costly repairs caused by use of improper fuel would not be covered by the vehicle warranty. To check the fuel ...