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Question: My 1999 jeep grand cherokee is making aloud knocking noise when i accelarate can anybody help please!!!?

(Posted by: cupycake on 2010-07-28 01:02:36)

Posted by: Rod Knocker on 2010-07-28, 16:11:18

Bad U joints in drive shaft engine needs a rebuild Hard to diagnose with no information 2 or 4wd part time or full time 4wd (if it is 4wd) Miles transmission lifted?

Posted by: dangerII on 2010-07-29, 15:35:00

If it is coming from the engine it would be a rod bearing depending on how many miles you got on it.And if that is the case you got to drop the oil pan from under it and check the rods out that connect to the pistons and the crank shaft.