I just bought a 1991 560sel. The air only blows out the defroster vents and not the dash vents. The air conditioning and the heat both work fine other than that. What can I look for to fix the problem?
Thanks
Norm
I just bought a 1991 560sel. The air only blows out the defroster vents and not the dash vents. The air conditioning and the heat both work fine other than that. What can I look for to fix the problem?
Thanks
Norm
You most likely need new vacuum element controllers
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