Electrical System, 12v/24v/48v Battery February 8, 2018 NHTSA recall 18V099000 1,322 units Halcore Group, Inc. (Halcore) is recalling certain 2017 AEV Traumahawk Ambulances. These vehicles are equipped with a Vanner Incorporated-brand battery isolator module which may overheat and cause equipment failure. Full recall details: the risk and what to do →