Driver Information Center (DIC) Compass Inaccurate or C Displayed

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Step	Action	Yes	No
Schematic Reference: Instrument Cluster Schematics
1	Did you perform the IPC Diagnostic System Check?	Go to Step 2	Go to Diagnostic System Check - Instrument Cluster
2	Verify the compass is inaccurate or C is displayed. Does the system operate normally?	Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems	Go to Step 3
3	Turn ON the ignition, with the engine OFF. Is the compass display blank?	Go to Step 7	Go to Step 4
4	Is CAL or C displayed?	Go to Step 5	Go to Step 6
5	Perform the compass calibration procedure. Refer to Electronic Compass Calibration . Does the compass operate properly?	Go to Step 8	Go to Step 6
6	Perform the compass variance procedure. Refer to Electronic Compass Calibration . Does the compass operate properly?	Go to Step 8	Go to Step 7
7	IMPORTANT: Perform the compass calibration and variance procedure on the replacement IPC. Replace the IPC. Refer to Instrument Panel Cluster (IPC) Replacement .Did you complete the replacement?	Go to Step 8	-
8	Operate the system in order to verify the repair. Did you correct the condition?	System OK	Go to Step 2