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Home >> Oldsmobile >> 1997 >> Achieva SL, 2.4 T, Automatic, 4T60E/M13 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls W/O Codes - 2.4L Engine >> Symptoms >> Engine Dieseling/Run-On >> Symptom Definition

Symptom Definition

Engine continues to run after ignition is turned off but runs very rough. If engine runs smoothly, check ignition switch.