Electronic Compass Module Programming and Setup
WARNING: This page is about a different car, the 2007 Saturn Ion Red Line, 2007 Saturn Ion 3, and 2007 Saturn Ion 2. However, it is still accessible from the selected car via links, so may be relevant.
The compass requires a calibration as required for proper compass operation. Refer to Compass Calibration and Magnetic Variance on how to calibrate the compass from the driver information center (DIC).