TOPIC : HVAC control module

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Intermittent Defrost

This bulletin applies to 2014 Dodge Ram 1500, 2500 and 3500 vehicles, equipped with an 8.4-inch touchscreen display, built on or before Jan. 27, 2014. The front defrost button does not respond at times. The remedy involves selectively erasing and reprogramming the HVAC control module with new software, using release 14.02 or higher.

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