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Home › Chevrolet › 2003 › Impala LS › Repair and Diagnosis › Engine Performance › System › Engine Controls Troubleshooting - No Codes - 3.8L › Symptoms › Detonation/Spark Knock › Preliminary

Detonation/Spark Knock: Preliminary

Perform preliminary inspection. See PRELIMINARY INSPECTION  . Check for Technical Service Bulletins (TSBs).

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