2001 grand cherokee misfire

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02-12-2014, 08:45 PM

2001grandcherokee2001

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Model: Cherokee

2001 grand cherokee misfire

cyclinder 4 5 6 is misfiring and I cange the spark plugs,coil cover,i checked the compression and it is fine, what else can I do???

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02-12-2014, 09:07 PM

2001grandcherokee2001

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Model: Cherokee

4.0 I checked the gap on the spark plug 0.035

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02-14-2014, 08:16 AM

dave1123

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Year: 2000 XJ Sport & WJ Laredo

Model: Grand Cherokee (WJ)

Engine: 4.0L

Check the electrical connections to the 4-5-6 coil pack. You may have corrosion in the connecter. Also check the rubber boots that the plugs fit into for burn marks.

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