Without Scan Tool

ENGINE CONTROL MODULE (ECM) RESET PROCEDURE
1. Turn the ignition switch off.
2. Remove the BACK UP (7.5 Al fuse from the under-hood fuse/relay box for 10 seconds to reset the ECM.

FINAL PROCEDURE (This Procedure Must Be Done After Any Troubleshooting)
1. Remove the SCS Short Connector.

NOTE: If the SCS short connector is connected and there are no DTCs stored in the ECM, the MIL will stay on.

2. Do the ECM Reset Procedure.