2003 GMC Envoy Ac blower

2003 GMC ENVOY
160,000 MILES • 6 CYL • 2WD • AUTOMATIC
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PHILMAHFOOD
  • MEMBER
  • 3 POSTS
air blows cool and hot but air will not blow through
front vents, only floor vents, and defrost vents.

temperature control does not work properly either.

any suggestions?
Nov 9, 2008 at 3:25 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Get the HVAC control module checked out-
Nov 9, 2008 at 3:37 PM
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