2005 Ford F 150 Changed Plugs Cop S Runs Except U Constant Speed Barely Give

195,000 MILES
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JAREDF
  • MEMBER
  • 1 POST
I changed plugs cop's. it runs ok except when u going at a constant speed and barely give it gas it jerks like hesitating. And it also burning gas alot about 12 miles per gallon. Also whenever u go to pass a car and floor it, it hesitates like fall on its face.
Feb 21, 2013 at 4:00 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
check fuel pressure and back pressure on the cat converters.

roy
Feb 21, 2013 at 5:03 PM
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