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Ford Explorer Community - Maintenance - Modifications - Performance Upgrades - Problem Solving - Off-Road - Street
Explorer Forum Covers the Explorer ST, Explorer Sport, Explorer Sport Trac, Lincoln Aviator, Mercury Mountaineer, Mazda Navajo, Ford Ranger, Mazda Pickups, and the Ford Aerostar
I have noticed a dull knocking sound coming from the engine. I can hear it mostly at idle but not going down the road. No problems with performance or anything, just an annoying knock at idle. It has 108k miles. I have had a couple of different mechanics look at it and they had different...