1991 Plymouth Acclaim "jeep blowing black smoke exhaust" Questions

jeep grand cherokee blowing smoke everytime i am stopped at the red light . why do I have black smoke coming out of my exhaust every time I accelerate? If the smoke is black , the mixture is too rich.

2002 jeep has started to blow black smoke from exhaust and at times loses power Black smoke is a sign of too rich, or too much fuel.

...jeep cherokee is blowing black smoke but not to heavy and a very rich fuel smell Black exhaust smoke means the engine is burning too much fuel. The first think you should check is your air-filter and ...

...jeep grand cherokee runs rich after long trips 4.0 liter 179,000 has new plugs,wires,map sensor, 2 new oxegen sensors. i cleaned thotle body. runs great around town. long runs it gets a code po171 ...

...jeep cherokee 3.7 auto sport ltd and this morning there was a little smoke coming out of exhaust. Also the engine light was flashing red. Please help! Have vehicle scanned to determine the problem ...

...jeep cherokee becuase it was causeing oil to blow back in to my air filter but know when i start it up it sounds differant and the exhaust seems to smoke and the grond at the end of the exhast is ...