HVAC blows air everywhere except dash vents?

2009 CADILLAC CTS
3.6L • V6 • 2WD • AUTOMATIC
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AVERY1123
  • MEMBER
  • 1 POST
I thought it was the mode actuator but if that was the case why are the back vents blowing?
Jun 3, 2023 at 9:22 AM
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STRAILER
  • CAR REPAIR CONTRIBUTOR
  • 54,189 POSTS
Yep, this happens when the mode blend door actuator goes out here is the location so you can replace the unit to fix the problem. Check out the images (below). Please let us know if you need anything else to get the problem fixed.
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Jun 3, 2023 at 11:40 AM
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