Why does my Jeep Grand Cherokee shake idle?
Engine firing issues: When one or more of your spark plugs isn’t firing correctly, it can cause your car to vibrate. As mounts wear over time, the vibration may be more pronounced at idle while in gear, and may change when the vehicle is placed in neutral or park.
Why will my jeep start but not stay running?
It could be the fuel pump if you have to crank and crank and crank to get started. Check for fuel pressure on the fuel rail on top of the engine, with the engine off for at least a few minutes, press the nipple in with a rag.
What RPM should a Jeep Grand Cherokee idle at?
Typically, the idle speed will be set at a value in the range of 600 to 800 RPM, but the exact value will depend on the number of engine cylinders and whether the vehicle is equipped with a manual or automatic transmission.
Why does my Jeep Grand Cherokee start stall idle?
Is this the IAC or possibly the fuel filter.. Its driving me crazy. I have a 1997 Grand Cherokee 5.2L V8. It has a problem running. You can be driving down the road and let your foot off the game and the jeep will just shut right off. If you say pull into a parking spot and let your foot off the gas it will shut off.
Why is my Jeep Cherokee not getting enough air?
If very slight pressure on the gas pedal when stopped smooths things out, you may not be getting enough air. Check the PCV orifice to make sure it is clear and you can also adjust the throttle body plate to stay open a little more when your foot is off the gas. I am having a similar problem, 96 Grand Cherokee, 6cyl, idles slow, and lopes.
Why does my 1989 Jeep Grand Cherokee not start?
I had a good mechanic put a 4.0 Jasper in my 1989 Cherokee. He said it wouldn’t start and he thought the problem was the ECU. He installed an ECU and the Jeep ran fine for about 4000 miles. Then it would start one day but not the next. When it doesn’t start, there is no spark.
What kind of problem does a Jeep Grand Cherokee have?
I have a 1997 Grand Cherokee 5.2L V8. It has a problem running. You can be driving down the road and let your foot off the game and the jeep will just shut right off. If you say pull into a parking spot and let your foot off the gas it will shut off.