Using On-Board Diagnostics

WARNING: This page is about a different car, the 2000 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

If any warning messages exist, depress RESET button. Depress and hold OPTIONS button and press FUEL button 4 times within 5 seconds of depressing the OPTIONS button. Module number and module name will appear on Driver's Information Center (DIC) display. Module number for the Left Door Control Module (LDCM) is A0, module number for Right Door Control Module (RDCM) is A1. After module is displayed, individual Diagnostic Trouble Codes (DTC) will be displayed.

To begin manual control of DTC viewing, depress FUEL, TRIP, GAUGES, OPTIONS or RESET button. Depress TRIP button to view previous module. Depress OPTIONS button to view next module. Depress FUEL button to view previous DTC in selected module. Depress GAUGES button to view next DTC in selected module. After retrieving and recording current and history DTCs, see DIAGNOSTIC TROUBLE CODE INDEX table. Perform appropriate diagnostic and repair procedures as directed. Depress E/M button to exit self-diagnostics.