Compass Calibration Procedure

1. Before calibrating the compass, make sure the compass zone is set to the variance zone in which the vehicle is located.

See “Compass Variance (Zone) Procedure” earlier in this section.

Do not operate any switches such as window, sunroof, climate controls, seats, etc.

during the calibration procedure.

2. Press the vehicle information button until PRESS 3. Press the set/reset button to start the compass calibration. TO CALIBRATE COMPASS displays.

3. Press the set/reset button to start the compass calibration.

4. The DIC will display CALIBRATING: DRIVE IN CIRCLES. Drive the vehicle in tight circles at less than 8 km/h (5 mph) to complete the calibration. The DIC will display CALIBRATION COMPLETE for a few seconds when the calibration is complete. The DIC display will then return to the previous menu.

    See also:

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    This feature automatically prohibits the dimming of the instrument panel displays in daylight while the headlamps are on so that the displays are still able to be seen. ...

    Roadside Assistance Program
    As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program. See Roadside Assistance Program (U.S. and Canada) on page 13‑7 or Roadside Assistance Program (M ...