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2007 GMC Yukon Denali

Question: HVAC problem

Question

jmaierle, Helena, MT, April 05, 2009, 20:18

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While both sides are calling for cooling, the drivers side cools while the passenger side heats (blasts hot air)

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• Answer #1

  Andy Y April 08, 2009, 14:30
  

   Master

  This could be the HVAC module, I've heard some are being reprogrammed if one side is not functioning properly. This should be covered under your basic warranty if it hasn't expired.
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