After resupplying the Northern Watch Tower, Sheriff Black informs the protagonist that the Bomb Cars have become a threat for traveling north and sends you to destroy the bunker's bomb caches and ending the threat permanently. Once your back at Wellspring looking at the Job Board reveals that the Clan has been working on an Advanced RC Bomb Car Prototype that it might be reverse engineered making the Bomb Cars more effective. There are a lot of parts as well as already built Bomb Cars inside, a Key Card that opens the security door and an Authority Machine Gun behind the locked door.