Questions & Answers for: grand cherokee pressure guage zero

...Grand Cherokee Limited small V8, the oil pressure is fine at idle and goes to zero with engine revs or at highway speeds. Check gauge lite comes on and beeps. Let up on gas and pressure comes back. ...

Grand Cherokee (4 L) with 225,000 miles. When idling and engine hot, oil pressure guage drops to zero. Any way to tell if it is the pressure sensing unit or not? ook up a external pressure guage where

...grand cherokee..........the check guage light comes when car is in park and guage bounces before it drops down to zero...think its the oil sending unit/switch ....just dont know if the unit/switch is ...

...grand cherokee Great oil pressure, wish I had that much. anyway it's probably the sending unit. my son's car shoots up to 110. i figuare as long as it goes up you have pressure. it's when it stops ...

...pressure on guage. It goes to zero with engine off. Where is the sensor? High oil pressure is ok, lack of pressure if the engine is running, is very bad. Pressure is supposed to drop to zero as soon ...

...pressure gauge drops to zero when i slow down Have a mechanical gauge hooked up to see that the oil pressure is good or not. If you have no or low at an idle, it can be due to bad oil pump, or worn ...

...Grand Cherokee and the oil pressure guage shows zero on starting till I drive a couple of miles. Just like freesherb in March 2011. Can you tell me what else to do besides changing sending unit? If ...

...PRESSURE DROPS TO ZERO AND CHEK GUAGE LIGHT COMES ON.dID THE SAME BEFORE OIL AND FILTER CHANGE. How many miles are on the engine? Have you tried to replace the oil pressure switch? is the engine ...

...Grand Cherokee w/a 4.7 HO engine. The oil pressure gayge dropped to zero. Changed the sending unit. Still zero. Hooked up a manual gauge and it registers 35 at idle, goes up as the rpms go up. Any ...

...pressure reading 50 psi when the jeep is turned off do tell what is reading that.> an hand held guage? what, name the what. (some factory guages are NOT RETURN TO zero , when dead) lots, even fuel ...