Anyone changed a Duovalve on a W210 ? can you provide any instructions please.
From scanning the thread it sounds like if one side is blowing cold and the other hot either on occassions or all the time then the Duovalve is faulty. Can it be cleaned up or does it have to be replaced.
Thanks
From scanning the thread it sounds like if one side is blowing cold and the other hot either on occassions or all the time then the Duovalve is faulty. Can it be cleaned up or does it have to be replaced.
Thanks