2009 Buick Enclave - no heat fans, light flashes when pressing A/C or Recirculation buttons.

Calab

New member
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1993 Buick LeSabre, 2009 Buick Enclave
The subject says it all...

Our 2009 Buick CXL does not power up the heat/ac fans at all, regardless of the climate settings. When I press the A/C button or the recirculation button I just get three light flashes on the button.

Any idea what's going on and how to fix this?
 
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