1992 Chevy Lumina Air flow problems interior

1992 CHEVROLET LUMINA
140,000 MILES • 6 CYL • FWD • AUTOMATIC
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MARTINAJILEK
  • MEMBER
  • 1 POST
The dampers do not change direction when the buttons are pushed on the dash. It keeps blowing on the windshield. How do I fix this?
Feb 16, 2009 at 8:49 PM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Hi:
I believe the 92 ran the vent doors with vacuum. Check for leaks from the control unit and make sure the unit is receiving vacuum from the engine.
Feb 20, 2009 at 5:41 PM
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