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Related Mercedes Questions
I HAVE A 2006 C280 IN MY SHOP WHEN HEAT IS TURNED TO MAX
I HAVE A 2006 C280 IN MY SHOP WHEN HEAT IS TURNED TO MAX ,AIR FLOW GOES TO NOTHING. IF I TURN TEMP DOWN VERY SLIGHTLY BLOWER FLOW IS GOOD BUT NO HEAT.WHEN ON MAX HEAT HAS GOOD TEMP AT VENTS JUST NO AI… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,138 satisfied customers
Heats blowing out of defroster and side vents,while cold is
hello, heats blowing out of defroster and side vents,while cold is comingfrom center vents, compressor working ,replaced blower motor ,monovalve,vacuum tree under dash on 91 300e,ac still working inte… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,138 satisfied customers
I have a r350 Mercedes-Benz 2007. At first my air wasn't
I have a r350 Mercedes-Benz 2007. At first my air wasn't blowing at all I changed out the blower motor. Now the vents blow out air in the defrost where is supposed to come the out the front vent then … read more
Michael Warfield
Michael Warfield
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Vocational, Technical or Trade Scho
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AC not blowing hard. When we select a seat to blow out the
AC not blowing hard. When we select a seat to blow out the vent or floor it does not blow really hard although it sounds like the blower motor is on high the air is just not getting to the vents at th… read more
sprinkles08
sprinkles08
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High School or GED
19,733 satisfied customers
sl560: the heat and a/c don,t work. I turn the dail on to heat
the heat and a/c don,t work. I turn the dail on to heat and nothing blows out. I thought it was a fuse but I replaced it with a new one. Could it be that the blower is bad?. I have a 1988 sl560 merced… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,138 satisfied customers
300e: I have a 90 300e 2.6 having a similar issue to the one
I have a 90 300e 2.6 having a similar issue to the one described here on this post : http://www.justanswer.com/mercedes/86iu9-e300-2-6-91-300e-2-6-w124-hot-air-blows.html blows hot air at defrost vent… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,138 satisfied customers
C230: Hello, I have a 98 C230. The blower fan stops working
Hello, I have a 98 C230. The blower fan stops working after it's been on for a couple of hours. If I turn the car off for a few hours it'll work again, as long as I don't drive for too long. Also, the… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,138 satisfied customers
C230: 1998 C230 a/c blower intermittent. Usually comes on first
1998 C230 a/c blower intermittent. Usually comes on first thing in the morning but not always on restart. I can always hear the coolant flowing when car is started and there is cold air coming out of … read more
Michael Warfield
Michael Warfield
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Vocational, Technical or Trade Scho
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400SEL: I have a 1993 Mercedes 400SEL and the A/C & heat has
I have a 1993 Mercedes 400SEL and the A/C & heat has quit blowing out the vents (floor and dash). The blower is running fine....it automatically switches from cold to heat just fine (some air does get… read more
Chris (aka- Moose)
Chris (aka- Moose)
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Vocational, Technical or Trade School
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2005 E55 AMG: passenger side of the windshield..blows..driver side
In my 2005 E55 AMG the passender side top dash vent will not close. causes the passenger side of the windshield to ice up when A/C is on. When a turn on the front defrost warm air nly blows from the d… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
1997 Mercedes C230: loud whistling or squealing noise..air flow..ac
Hello. I have a 1997 Mercedes C230. I have a loud whistling or squealing noise when I have the air flow fan on, whether it is ac or heat, auto or economy. The only time it makes no noise is when only … read more
Stan
Stan
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Bachelor's Degree
3,418 satisfied customers
2000 mercedes Benz: blowing..warm/hot air..fan or blower become..vents
2000 Mercedez Benz s 430 Heater is not blowing any warm/hot air. It appears the climate control is functioning properly. I can hear the fan or blower become louder but no noticeable change in the flow… read more
DBAutomotive
DBAutomotive
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Associate Degree
125 satisfied customers
2003 clk500: vents..The fan is still blowing somewhere in the dash
2003 CLK 500. After an hour or so of driving, the A/C vents in the front of the dash emit less and less air. The fan is still blowing somewhere in the dash but the air doesn't seem to be coming out. T… read more
Michael Warfield
Michael Warfield
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Vocational, Technical or Trade Scho
3,132 satisfied customers
Vito..blower..cold mornings is really hard.M dealer says these vans
I have a 2003 Vito and the demister is lousy, despite the dash getting very hot. The full blower setting just about puts some air out but driving cold mornings is really hard. M dealer says these vans… read more
Lou Palomino
Lou Palomino
associates in automotive technology
9,609 satisfied customers
1991 190E: blower switch..switch only..only blows..defrost none
my 1991 190E blower switch only blows high and will only blow on defrost none of the buttons respond except the off button. Can you help me.… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,138 satisfied customers
Mercedes: SEL..outside temp..degrees..the heat blows cold no matter
Hi, I own a Mercedes 420 SEL (W126) Whenever the outside temp is about 7 degrees celsius or below, the heat blows cold no matter how warm the engine gets. I had the "heat controller" replaced ($800!) … read more
Marty
Marty
Mercedes Technician
Associate Degree
57,138 satisfied customers
94 S420: Benz..nice cold air in the summer..hot air..windshield
I have a 94 S420 Benz. When I use the A/C, it works fine and blows nice cold air in the summer. Now I'm trying to use the Heat for the winter but the hot air is blowing really soft and will only blow … read more
Marty
Marty
Mercedes Technician
Associate Degree
57,138 satisfied customers
1989 Mercedes: heater..blowing cold air..defroster..a relay or vaccum
I have a 1989 Mercedes 420 sel and when using the heater the floor vents keep you warm but the air coming out of the vents at the window is blowing cold air. If you put the defroster on the air will w… read more
MBGuru
MBGuru
Bachelor's Degree
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Meet the Experts:

MB Paul

MB Paul

Mercedes Technician

3,567 satisfied customers

Qualified Mercedes Benz Diagnostic Technician - 20+ years experience - Workshop Foreman for Mercedes

Marty

Marty

Mercedes Technician

57,138 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

3,132 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

754 satisfied customers

Mechanical Engineer with 23 years experience in the auto industry, 8 yrs in formula 1 engine testing

promerc

promerc

mercedes diagnostic technician

553 satisfied customers

Qualified mercedes diagnostic technician & service team manager , ATA registered Master tech

Hipo64

Hipo64

Mercedes Technician

444 satisfied customers

Work and diagnose electronics on daily basis.

Tim Mohr

Tim Mohr

ASE MASTER TECH

283 satisfied customers

30 YRS EXPERIENCE, FOREIGN AND DOMESTIC, GAS AND DEISEL

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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