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bad oil pump spun a bearing low on oil

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Q: What would cause low oil pressure and a knocking sound in a 1996 Jeep Grand limited?
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2001 Jeep Grand Cherokee after your engine warms up the oil pressure will drop when idle the engine does not make a knocking noise what would cause this?

drop your oil pan and clean or change the oil pump screen and it should work...I had to do that and cleaned it with parts cleaner and now it works fine..they tend to clog after awhile.


What cause wheel hop in a 1996 jeep grand Cherokee?

transfer case


Why doesnt the driver information center on 1993 jeep grand Cherokee work?

There are several things that can cause your 1993 Jeep Grand Cherokee driver information Center not to work. The most common cause is a blown fuse.


Does a knocking sound indicate a cracked head on my 97 jeep grand Cherokee?

A cracked head could be the cause of the problem. This, along with a cracked head gasket would allow engine coolant to enter the oil supply. Coolant and oil do not mix well and over time, the oil looses its capability to lubricate. Check your oil for white spots and check your coolant reservoir for oil residue.


2001 jeep grand Cherokee limited heater stopped working but everything else including blower motor engine temperature is ok. What could be the cause or remedy.?

Most likely this is a problem with the blend doors. This is a very common failure on the GC Limited. You can get diagnostic information and a fix on the HeaterTreater web site. These guys are the experts. Follow my user name to my Bio Page for a link, or just search heatertreater on any search engine and you will get there eventually.

Related questions

What is engine knocking?

Cause low pressure oil pump


What would cause the oil pressure in your 1995 jeep grand Cherokee limited to drop to 0 when coming to a stop?

your oil pump is bad


Why are your lifters knocking in your 1996 Chevy Cheyenne Vortex 350 5.7L 3500 ton truck?

The most common cause of lifters knocking is low oil pressure.


What is the cause of a knocking from the front end of a 2000 Pontiac grand prix when driving at low speeds?

My 2000 Grand Prix would have a low-speed knocking noise coming from the drivers side as the CV axle was failing. The loss of lubrication in the CV Boots allows the joint to make a knocking/tapping sound at a low speed. If the knocking is coming from the engine compartment, then it could be an entirely different problem.


What would cause a Knocking by the torque converter on a 1076 k5 blazer?

Loose converter bolts or a cracked pressure plate.


What causes a clutch to go and a knocking noise all at once its weird cause the knocking noise not that loud at 2 and a half but 3 grand really loud and this all happend when clutch went?

If it is the clutch and not the transmission. The face of the clutch disc may have come off. Dumping the clutch too often can cause this, or can "just happen". It may be packed against the bell housing and hitting the pressure plate. Pressure plate may have lost a spring when the clutch went and it is hitting. You will know when it is taken apart.


What would be causing a knocking sound in your muffler?

A hole in the muffler would cause a knocking sound in your muffler. A loose exhaust pipe can also cause a knocking noise.


What would cause an engine knocking noise when engine is hot?

Low oil or low oil pressure, bad oil pump, clogged or gummed up lifters or even thin oil can cause low oil pressure. All the possibilities mentioned can cause the engine to be starved of lubrication. Which in turn creates friction that heats the metal engine part so that their tolerances change. Change in tolerances between two parts can cause knocking with increased heat from this friction.


What could cause a subtle knocking noise in the engine when it's cold and only when accelerating and gets quicker the faster you accelerate?

I would say you either have a rod knocking or lifter knocking. I know in the 3.8 litre motors they are known to knock alittle when you cold start them. Most Grand Ams, Grand Prixs are like this. My sister has a 2002 Grand Am that does this and the noise goes away once it's warmed up. I would also double check and make sure your oil is full. get your car to a garage for a def solution.


What could be wrong engine knocking then stopped running on an 89 ford ranger?

It may have lost oil pressure. Is the oil full? Insufficient oil is the most common but not the only cause of low oil pressure.


What was the cause of Schmacher's retirement from the 2012 Monaco F1 Grand Prix?

A fuel pressure problem.


What would cause a 1994 grand Cherokee limited to stall during cold weather?

bad fuel filter