Compass does not calibrate

Diagnostic Procedure

• Electrical Compass Troubleshooting 

Also Check for

• Make sure the rear door and the tailgate are closed
• Check for sources of strong magnetic fields near the electrical compass unit (i.e. Non-OEM electronics including radar detectors, toll road transponders, and/or speakers, magnetized tires and body panels, etc.)
• Audio unit (B-CAN)