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Replaced fuel pump assembly

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Old 08-30-2009, 03:05 PM
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Year: 1999
Model: Cherokee
Engine: 4.0
Default Replaced fuel pump assembly

Now my gas mileage has gone down about 4mpg!

Any suggestions?
Old 08-30-2009, 03:12 PM
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Year: 1996 Limited
Model: Grand Cherokee
Engine: 5.2
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Are you leaking anywhere. I know you cant look when driving but have someone follow you and look. I hada problem with mine spilling out in another car not my xj but it wont hurt to try. Also I would be looking at all my line back to front very closely
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