01 Tahoe rear a/c only blows warm air - Chevrolet Forum - Chevy Enthusiasts Forums

01 Tahoe rear a/c only blows warm air


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  #1  
Old  August 12th, 2009, 8:53 AM
01 Tahoe rear a/c only blows warm air

Thanks to all thoes who helped me with my first problem.
Fixed the front ac cools very nice 38-46 degrees
now i have to fix my rear ac it only blows warm air on ac or heat, blower works on all speeds.
What could cause my ac not to work. It's an 01 Tahoe LT with 2 hvac controls in the roof.

Thanks
Kenny
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  #2  
Old  August 12th, 2009, 8:40 PM
  • Administrator
    Join Date: Apr 2006
    Posts: 9,079
    KC, MO area
If you can get to it, check the low pressure line near the rear evaporator to see if it's cold. If it is then I'd suspect a blend door problem.


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