core_trailerRespawnfunction coupleTrailer(vehId)function getAttachedNonTrailer(vehId)function getEnabled(...)function getTrailerData()function getVehicleTrain(vehId, res, forward)function isVehicleCoupledToTrailer(vehId, trailerId)function onCouplerAttached(objId1, objId2, nodeId, obj2nodeId)function onCouplerDetach(objId1, nodeId)function onDeserialized(data)function onSerialize()function onVehicleActiveChanged(vehId, active)function onVehicleDestroyed(vehId)function onVehicleResetted(vehId)function onVehicleSpawned(vehId)function placeTrailer(vehId)function resetData()function setEnabled(enabled) -- automatically or manually enables or disables the trailer respawn system