05 Denali HVAC problems?

driver side will blow out hot air with a/c on and the passenger side blows out ice cole. with heat on, drivers side blows cold and the passenger side blows hot. how is this fixed?

  • You may have a software problem with the BCM, take it to the dealer or your blend air door's are binding and you may have to replace the whole HVAC unit Reference:Old Mechanic Read More

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