Mechanics

FORD F-150 BACKFIRE PROBLEM

1999 Ford F-150 • 33,600 miles

My 99 F -150 has a 4.6 l engine has a bad hesitation while driving and backfires, what can I look for. I have fixed the vacuum leak and it still does it.O


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Guest
January 26, 2013.



Scan for codes and check fuelpressure first

Hmac300
Jan 26, 2013.