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Home >> Buick >> 2011 >> Lucerne CX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.9L - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> Inspection/Maintenance Complete System Set Procedure >> Circuit/System Verification
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Circuit/System Verification

Review the Inspection/Maintenance (I/M) System Status indicators. All I/M System Status indicators should report YES, and no I/M Test DTCs should be present.

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