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Everyone, I have a diesel like rattle from the engine during normal acceleration at around 3000 rpm. When accelerating on very light throttle or hard acceleration there is no noise which tells me it's not a valve or rotating assembly issue. It seems to be getting worse. My 21 FX4 is 8 months old...

Everyone, New to the Forum. Have a 21 Ranger Lariat FX4 and have noticed while accelerating at around mid throttle like merging quickly on to the interstate, that when the truck hits around 55-60 at around 3500 RPM, it seems to get "confused" and just sits there without accelerating or...