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Posts Tagged: engine knock

Engine Knock sound Ford

Fix engine knocking sound If you have an engine knock sound on a Ford vehicle, this article is for you. Ford is experiencing a problem with upper intake manifolds that sounds like an engine knock sound. The internal baffle separates and makes a knocking sound as it is buffeted by airflow. The fix is to replace the upper intake manifold with a revised part from Ford (Dorman also makes an aftermarket manifold if you’re watching $$$). To diagnose the problem, use an automotive stethoscope. Use the metal tipped probe and … Read More

Knocking noise from engine – Town and Country

Fix  Knocking noise from engine on Town and Country If you own a 2004-06 Town and Country van hear a Knocking noise from engine – Town and Country, this may be the fix. The Knocking noise from engine may be a spark knock under heavy acceleration when the outside temperature is above 80°, you may need an updated PCM. TSB 18-026-06 shows a chart with the proper PCM part numbers for your vehicle. You will need to scan the PCM with a DRBII scan tool to determine the part number … Read More


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