&quot;In 1973 for example, the Environmental Protection Agency noted that Volkswagen sold around 25,000 cars with temperature-sensing switches that were used to deactivate the emissions control system. Specifically, Volkswagen’s Fastback and Squareback 1973 models would sense low temperatures and cut out the cars&#x27; exhaust recirculation system.&quot;<p>Wait, what?! I&#x27;m now definitely not convinced of their &quot;it was all the Engineers fault, we didn&#x27;t even know&quot; argument.