Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Watch a detailed 39-minute automotive repair diagnostic video demonstrating how to troubleshoot a 2016 Ford Fusion's HVAC system that's stuck in the vent position and won't switch to defrost or floor modes. Learn why jumping to conclusions about needing a new body control module isn't always the best approach, and follow along with the diagnostic process to identify and resolve the actual issue. Perfect for automotive technicians and DIY mechanics looking to understand HVAC system diagnostics on modern vehicles.