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2012 Jeep Grand Cherokee - Knocking

Car started knocking. Became more rapid when I acceleratedmlm my oil change is due

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I guess the question is have you checked the oil level ?

**that’s pretty bad a knock from inside the crack case , the only other knock is a sensor going bad **

I’d say your oil change is way overdue… It is likely your engine needs some major work. Knocking is very, very bad!