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99 4.0 arpms jumping around or chugging

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Old 02-22-2009, 04:24 PM
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Default 99 4.0 arpms jumping around or chugging

When I'm iddling or at a stop light my jeep is chugging I guess you could call it. The rpms jump around a little but you can feel it and it seems to be getting worse. I just had the fuel pump changed out. Any suggestions?
Old 02-22-2009, 04:29 PM
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a Tune up

Plugs
Wires
Cap
Rotor
ETC>
Old 02-22-2009, 05:32 PM
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check engine light on if not try a tune up like he said
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