Affected Component: ENGINE AND ENGINE COOLING

Date Published
OCT 01, 2022
NHTSA TSB #
10227734
TSB Document
Summary
Spark Knock/Engine Symptoms This bulletin involves cleaning the piston heads and cylinder head combustion chambersto resolve a spark knock condition being caused by oil intrusion through the PCV system. The customer may describe a knocking or pinging noise coming from the engine upon acceleration.