1997 Chevrolet Silverado Does Heat Come Out Vents Set Defrost

125,000 MILES
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ANONYMOUS
  • MEMBER
  • 1 POST
Why does my heat come out of all vents when it is set for the defrost?
Dec 18, 2012 at 7:11 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
one of your actuators or control is messed up generic pic engclosed.
Dec 18, 2012 at 7:33 AM
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