2009 Chevy Tahoe heat only blows through front vents & A/C blows hot

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09TahoeSSV

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Feb 23, 2022
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Conway, NH
Hello I believe that this is a mode actuator issue. Can someone tell me where the mode actuator is located?
 

lanbldr

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Mar 19, 2022
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Michigan
Sounds like a blend door motor, they're a common failure. There are several, depending on what trim and climate control options you have, and some are a bugger to get at (stand on your head and contort under the dash...).
 
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