rough idle poor gas milage

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10-27-2008, 10:19 PM

audiophilla1

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rough idle poor gas milage

I have a 1990 xlt lariat 6 cycl I just purchased with 80,000 on dash 5spd rough idle and at 65 to 70 mph act like it is missing.Also poor gas milage.

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10-27-2008, 10:27 PM

Surge08

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you can check this

Ford Inline Six, 200, 250, 4.9L / 300
https://www.ford-trucks.com/forums/forum52/

or

1987 - 1996 F150 And Larger F-Series Trucks
https://www.ford-trucks.com/forums/forum28/

Welcome to the Maryland Chapter

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10-28-2008, 09:53 AM

BPofMD

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Have you replaced the plugs and/or the wires with the recommended types? HAve you done anything to try to rectify the problem?

On a different subject, have you considered joining our Chapter? We'd welcome you to the Maryland Chapter. We have a repair day coming up you may be interested in attending to get help with your problem!

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