Equipment, Recreational Vehicle/trailer, Lpg Systems June 13, 2021 NHTSA recall 21V446000 2 units Rossmonster Vans LLC (Rossmonster) is recalling certain 2018 Ram Promaster vehicles. The saddle valve securing bolt may be overtightened, possibly damaging the o-ring seal and causing a continuous gas leak. Full recall details: the risk and what to do →