Troubleshooting Hints - Gauges and Warning Indicators
1. If all indicators are inoperative at Instrument Cluster, check for an open Air Bag Fuse, or an open in CKT 439.2. If all indicators are inoperative at the Driver Information Center (DIC) and if all gages are inoperative, check for open CLSTR Fuse or an open in CKT 139.
3. If all of the Driver Information Center trip computer switches are inoperative, check for Central Control Module (CCM) malfunction codes being set.