World Magnetic Variation Map

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: World Magnetic Variation Map

Courtesy of GENERAL MOTORS CORP.

Fig 2: Variation Zone Map

Courtesy of GENERAL MOTORS CORP.

Locate your geographic location. Refer to the variation zone map above.
Turn ON the ignition with the engine OFF.
Press the vehicle information button until PRESS TO CHANGE COMPASS ZONE displays on the DIC.
Press the set/reset button to scroll through and select the appropriate variance zone.
Navigate to one of the trip/fuel menu screens to view the direction the vehicle is moving. This will be shown in the top right corner of the DIC display.

If the compass needs to be calibrated, use the compass calibration procedure above.