2001 Ford Expedition running to lean

13,500 MILES • V8 • 2WD • AUTOMATIC
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COOLWILLIEC1
  • MEMBER
  • 1 POST
what does that mean running to lean thats what the coed said. and how to fix that.
Nov 22, 2009 at 10:48 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Basically that means you are getting too much air into the engine and not enough fuel. If could be cause by several things. THe first thing I would check for is vacuum leaks. A vacuum leak will allow more air to enter the engine.

Do that and let me know what you find.
Nov 25, 2009 at 3:18 PM
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