Check your vents. Do they have a long neck on them and stick up past the ceiling into the ducts? If so, remove them until you can get home and to a dealer or order new ones online. The ones pictured stop a lot of the air flow. The newer style are the shorter ones and let air get through the vents.
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2020 Montana 3790RD Legacy EditionOnan, TST TPMS, TrailAir pin, Discs,
2013 F350 DRW 4x4 CC LBViair 10007, Ride-Rites, Westin HDx, 12k Smittybilt
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