Defrost only

2005 GMC YUKON
135,000 MILES • 6.0L • V8 • AWD • AUTOMATIC
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MARK MCCAIN
  • MEMBER
  • 1 POST
Air only blows through defrost regardless of what is selected. Do you have a specific video for this repair?
Jan 6, 2017 at 2:53 PM
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DOCFIXIT
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 18,828 POSTS
No, assuming HVAC is automatic. This has scan capabilities that would be the first thing to do have system scanned for codes. Maybe HVAC control module very costly or maybe control motor. System is complex scanning is way to go to avoid costly parts swapping.
Jan 6, 2017 at 3:28 PM
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