Condensation in the heater case may cause a musty odor from the heating, ventilation and AC (HVAC) system after sitting for two hours or more. Our technicians tell us that a cleaner is available for the heater case and the drain system should be checked for debris.
Resources for the Repair and Maintenance of your 2011 Volkswagen GTI
2011 Volkswagen GTI
2011 Volkswagen GTI Problems
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