you? >> told me that the engine speed came up. >> reporter: if somebody gets a truck and doesn't start, what could potentially happen? >> they could be stuck literally out in the cold. >> reporter: in a worst-case scenario, a vehicle that won't start or an engine that in just too much snow could put a stranded driver in a life or death situation which explains why in torture team wants to solve problems here before they get to your driveway. the mckinley climate chamber built during world war ii when they discovered combat aircraft struggled to just take cough in frigid temperatures. since then, everything from the stealth bomber to navy hovercraft put through the paces here. >> we can create humidity in the chamber. we do sandstorms and sandstorms. rain inside the chamber. >> reporter: now this month ford renting this giant freezer. 51 engineers here to test 75 new