2004 Ford F250

2004 FORD F-250
50,000 MILES • V8 • 4WD • AUTOMATIC
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C20704
  • MEMBER
  • 1 POST
air flow only comes out of the defroster vents and will not change with the knob. floor,mix, or dash vents.
Feb 11, 2008 at 5:00 AM
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FLEXY5
  • ✓Experienced Mechanic
  • 512 POSTS
Check for a vaccum leak to the dash. Default is defrost, so without vaccum, thats normal.
Feb 11, 2008 at 3:10 PM
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