1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks

rough idle

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Old

Sep 9, 2005 | 11:39 PM

#1

whatthetruck

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Joined: Sep 2005

Posts: 1

Likes: 0

rough idle

i have a 93 f-150 5.0 with a rough idle i've tried tune up,new coil checked for vacum leaks and did nine volt test on idle control sencer,changed fuel filter also my check engine light works but not coming on so can't check for codes WHAT ELSE COULD IT BE?????????????

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Old

Sep 10, 2005 | 11:57 AM

#2

ChronGen

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Joined: May 2005

Posts: 119

Likes: 0

From: orange county and LA

IAC Valve. Clean that and the throttle body with cleaner from the local auto parts store. it's like, 3 bucks or something

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Old

Sep 10, 2005 | 12:12 PM

#3

quicklook2

Post Fiend

Joined: May 2004

Posts: 11,289

Likes: 6

From: Lakewood, Ohio

ignition wires?

take off throttle body and clean it.

run a can of seafoam through the gas tank, iwith maybe 10 gallons of fuel, not a full tank.

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