FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Clearing Diagnostic Trouble Codes (Resetting the Control Module)

Engine Control Module (ECM) Reset Procedure.

Under-Hood Fuse/Relay Box:




1. Turn the Ignition Switch off.
2. Remove the BACK UP (7.5 A) fuse from the under-hood Fuse/Relay Box for 10 seconds to reset the ECM.

NOTE: Disconnecting the BACK UP fuse also cancels the radio preset stations and the clock setting. Make note of the radio presets before removing the fuse so you reset them.

Final Procedure (this procedure must be done after any troubleshooting).
1. Remove the Jumper Wire.

NOTE: If the Service Check Connector is jumped, the MIL will stay on.

2. Do the ECM Reset Procedure.
3. Set the radio preset stations and the clock setting.