Some 2002-04 Jeep Grand Cherokees with 4.7-liter engines can produce a rough idle when at a stop, with the transmission in gear and the engine at normal operating temperature. FCA L.L.C. says if the ...
Some 2007-08 Grand Cherokee and Commander SUVs with 5.7-liter engines may turn on the Check Engine light and store trouble code P0420 and/or P0430 in PCM memory. Jeep says the problem typically ...
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