Car has rough idle and P0401 engine code

Tiny
JHEUERMANN
  • 2004 MERCURY MOUNTAINEER
  • 120,000 MILES

Car has rough idle and p0401 engine code.

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Monday, December 3rd, 2012 AT 1:41 PM

1 Reply

Tiny
DOCFIXIT
  • EXPERT
  • 18,988 POSTS

Most likely vacuum leak in DPFE suggest get professional help

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Tuesday, December 4th, 2012 AT 8:46 PM

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