heater

2006 GMC ENVOY
94,000 MILES • 6 CYL • 4WD • AUTOMATIC
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ALFREDJONES
  • MEMBER
  • 3 POSTS
2006 gmc envoy my heat works but only blows out of the top and bottom but not the vents
Dec 1, 2010 at 2:13 AM
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Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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ALFREDJONES
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  • 3 POSTS
heater works bloes from top and bottom but not the vents
Dec 1, 2010 at 2:15 AM
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ALFREDJONES
  • MEMBER
  • 3 POSTS
2006 gmc envoy heat works but only blows out of top and bottom but not thr vents
Dec 1, 2010 at 2:24 AM
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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
there are a couple of actuators that direct the air flow. they are usually electric. check tosee if they are getting power. Also pull the heater fuse for a minute to see if the heater control will reset to fix it.
Dec 1, 2010 at 2:55 AM