I own a 2000 Jeep Grand Cherokee and it seems to be running rich, I’m not sure what to do…
There are a few factors that can be causing your vehicle to run rich
AAMCO | 09/14/2010Bruce says: It is most likely the O2 sensor in your Jeep not providing a correct response, giving too much flow. Other reasons could be your fuel injector is leaking or problems with your fuel pressure regulator. Let the technicians at AAMCO find the cause and fix it for you!