Heating and AC Temperature and Air Delivery Mode Door Actuators May Fail on Cadillac DeVille
Problem overview
One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.
620 people reported this problem
285 commentsCadillac DeVille vehicles with this problem
16 model years affected
Average mileage: 111,408 miles
(5,400 - 260,000)
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