1997 Dodge Truck air control

1997 DODGE TRUCK
17,000 MILES • V8 • 4WD • AUTOMATIC
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TERRY D
  • MEMBER
  • 1 POST
ac air will be blowing out vents till i speed up then it stops till i slow down
Feb 7, 2009 at 4:55 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
The vent doors are run by vaccum. There must be a leak and when you accelerate, the pressure drops in the engine and as a result of the leak, there isn't enough to keep the correct vent doors open. Check under the dash and the hood for leaks.
Mar 13, 2009 at 6:39 AM
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