2000 E350, only defrost vents work
Thanks in advance for any help or thoughts. Situation, AC works, heat works, but they will only blow through defrost vents, will not change to dash or floor vents. Anyone have a similar issue? a...
Forum Discussion
There is a problem with the vacuum delivery to the vents, or a problem with the servo's. When a problem like this happens, the system defaults to defrost. It's designed that way for safety(vision).
