What should I do if my AC heater is not working?
What should I do if my AC heater is not working? One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code (s) should be stored in the HVAC control module which should assist in diagnoses. How do you replace the mode door actuator? Before you replace the mode door actuator. Replacing the mode door actuator is easy. Just remove the screws and actuator and line up the splines on the new actuator with the splines on the mode door. Then reconnect the...