The climate temp control does not seem to work on the left side . It still blows hot air with the a/c on . I have already replaced the whole dash control unit .
SOURCE: 96 Mercedes c280 ac only blows out defrost and side vents
you have a vacuum leak. also check your vacuum canister it looks like a round black ball some time is under the fender.
SOURCE: 1998 Mercedes C280 Sport only a/c blows thru defrost/ side vents
hi, seem you have vacuum problem,open your hood look for your vacuum distributor maybe have disconnected vacuum hose,ty
SOURCE: mercedes w202 heater control unit not responding
there is a vacuum hose off that controls the vents
SOURCE: Driver side not blowing cool air
hello,good day,please renew your dryer tank,this a well know problem,ty
SOURCE: mercedes w202 heater control unit not responding
one of two things
most common is the vacuum regulator is faulty
or secondly
the electronic climate control (or controller)
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