2002 Jeep Grand Cherokee "fix knocking sound engine" Questions

engine can knock from improper timing which causes pre detonation of a spark. The list can continue from a bad oil pump not supplying oil to your system, to a cooling system failure, to no oil, to bad

...engine, oil is clean no sign of antifreeze Could either be a cracked flywheel or an isolated bearing failure (material failure)...If your oil pressure is normal, likely it is the flywheel but you ...

...fix them difficult thanks shells? which engine, ????? the main bearings, pound and make deep sound under heavy engine load. the rod bearings are LOAD RAP RAP sound, like hitting the block with a ball ...

knocking sound from my 4.7 jeep gc what caused this problem? how much is going to cost me? Glad to hear it got more quiet, the Seafoam product has a very good reputation. Under most circumstances a ...

...engine teardown to repair correctly. Rod and main bearing problems will also be accompanied by lower than normal oil pressure but changing the pump will not fix the problem. A wristpin will not lower ...

...engine is ok do a compression check to verify the headgasket and heads are ok,as for smelling the sweet smell which is antifreeze probably due to overheating and pushing the fluid out of the cap or ...

...knocking' noise with a slight vibration through the steering wheel, all upon turning left, generally at slow speeds, corners, manouvres etc. It also restricts the 'lock' amount as well. This doesn't ...

...coming from the lower part of the engine. sounds like connecting rod bearings i wouldnt suggest fixing ...

...fix it?? So what wrong?? a knocking sound in an engine is never good. with a high mileage engine things start to get worn. so bearing clearances get larger and things begin to knock and rattle. i ...

do to fix this problem under budget? Sounds like you have a front or rear oil seal gone.......A loss of oil will cause knocking and your crank bearings to go which will really knock....Hope this helps