Question about 2002 Jeep Grand Cherokee

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Engine sputters and has low power at 2000 rpm and below BUT once I hive it gas and get over 2000 rpm it runs fine! Starts fine just runs rough at idle and 2000 rpm and below. Runs great ovce going 20 mph and above! 2003 Jeep Cherokee with 4.7 HO

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  • carhob May 11, 2010

    do u have check engine light on?if so,scan it, it will point at problem area.

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6 Suggested Answers

  • 1 Answer

SOURCE: 1991 jeep cherokee running rough.

It could be the alarm. Lock the drivers door with the key and unlock it this will reset the alarm if thats the problem.

Posted on Sep 10, 2008

  • 6982 Answers

SOURCE: 1993 jeep grand cherokee has 318 motor keeps backfiring

check wires, cap and rotor for tracking or moisture. Replace as needed

Posted on Dec 23, 2008

teezay731
  • 1 Answer

SOURCE: rough idle stalls at low rpm's

check your transmission fluid,the motor will stall when fluid is low

Posted on Mar 24, 2009

motor1258
  • 6674 Answers

SOURCE: 1992 jeep cherokee rough idle

Check, clean EGR valve & see if that helps.

Posted on May 08, 2009

  • 1 Answer

SOURCE: 2003 Jeep Grand Cherokee Runs Rough

I had a simalar issue,replaced lower O2 senser and cured it.

Posted on May 20, 2009

  • 10 Answers

SOURCE: Rough idle, sputtering, and backfiring.

try turning ur idle up its the pin on the throtle body just make sure u tuen the engine off and on again fter each adjustment to reset ur computer on ur engine

Posted on Apr 04, 2010

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