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2000 Pontiac Montana - Page 6 Questions & Answers
What acuate air door dampers in dash and roof
the Flow door is controlled By an electric motor if is not moving , then is Problem in Comfort control Module most likely,First step is to check fuses for the System, If all fuses are good then there will be a Diagnostic code that will be displayed when a Diagnostic Check is done, since it is Not An Emmision control Problem it will not set a Warning light, But should have a Stored Code in the Climate control Module which can be accessed through a Diagnostic Scan of the vechile
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