mis at an idle

2005 FORD F-150
118,000 MILES • V8 • 4WD • AUTOMATIC
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MICHAEL BEDWELL
  • MEMBER
  • 1 POST
i have 05 ford f 150 i had a miss at all rpm i replaced all the plugs and i got a slight mis back but its only at an idle
Jan 2, 2011 at 11:39 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
If the check engine ligh is on, have the computer scanned to determine which cylender is missing. From there, remove the plug, check it for gap, check cylender compression, and check coil pack to make sure it is good.
Jan 13, 2011 at 1:30 PM
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