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Marty, You have been very helpful to me in the past for
Hi Marty,You have been very helpful to me in the past for which I thank you! I currently am having problems with the Climate Control Unit on my '08 S550. The fan has been making some minor noise at lo… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1999 SL500: Blower motor is running at low speed when the
1999 SL500: Blower motor is running at low speed when the car is turned off, key removed and doors locked. … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I have an issue with the AC system on my Mercedes '86
Hi, I have an issue with the AC system on my Mercedes '86 500SEC. Basically, when it is cold outside the system will not start. After a considerable amount of time (up to 30 minutes) the recirculating… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I have a Mercedes 1997 E420 W210 car that you have helped me
I have a Mercedes 1997 E420 W210 car that you have helped me with. I recently had to replace and put in a new blower motor and also a regulator. Initially it wouldn't work as it was not grounding to t… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1985 USA Mercedes 380SL Climate Control (Heat): Car runs
1985 USA Mercedes 380SL Climate Control (Heat): Car runs very well (thank you, Marty!). However, no heater operation. I have already removed the dash, replaced all vaccuum solenoids and lines, repaire… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes E320 Wagon: I have a 2001 Mercedes E320 wagon the
I have a 2001 Mercedes E320 wagon the heat AC blower motor does not blow on the speed it is set on it will Oscilate between high medium and low on it's own same on defrost I cannot control it what do … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
c230 kompressor: 2004 c230 kompressor blower motor not working.Checked
2004 c230 kompressor blower motor not working.Checked fuses on driver side panel,found power only on one side of fuse at red/green wire.Socket looked like it got very hot.Replaced fuse turned key on b… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 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
30,558 satisfied customers
Mercedes Benz 300DT: I have a 1985 123 Body style, 300 DT Mercedes
I have a 1985 123 Body style, 300 DT Mercedes Sedan that I am experiencing Heater problems with . With engine running and car setting the heater seems to work ok . Climate Control is on Econ button in… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
CLK 430: I have a 02 CLK 430. The A/C climate controls do not
I have a 02 CLK 430. The A/C climate controls do not work at all, except the defrost button. I have checked the fuse on the engine compartment fuse block & they are all good. I am a 30 experienced mec… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
300 SD: Hi Marty. I have also 1982 300 SD. When I start it
Hi Marty. I have also 1982 300 SD. When I start it and push the button for windshield defrost, it blows, BUT after few minutes switches to side vents. Also heat ( temperature) goes down. Is there any … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1995 E420: climate control..defrost..ac...is the control unit
Hi I have a 1995 E420 and the climate control stopped working last night, no defrost, fan or ac. heat still seems to come out though. Do you think this is the control unit or the fan? thanks… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
36,560 satisfied customers
Wagon: c320..quit working..no notice but the defrost come on in spurts
I have a c320 wagon that the heat and air unit just today quit working with no notice but the defrost come on in spurts even if the unit is off and even when the car is turned off and the key is out o… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1988 mercedes 560sl: vacuum leak in climat control system..factory
Have a 1988 mercedes 560sl. Has vacuum leak in climat control system. How to fix or how can I get a real factory manual. All ait goes to defroster.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
2001 mercedes c320: blower controls inop intermittant..control module
2001 mercedes c320 blower controls inop intermittant. blower & blower control module updated per mercedes… read more
nelson garcia
nelson garcia
auto mechanic
Vocational, Technical or Trade Scho
270 satisfied customers
1987 260e: new battery..klima & Idle/abs relays..Climate control
Hello, I have a 1987 260e with 90k miles. Previous owner installed new battery backwards shorting out many eletrical parts. I have replaced the Klima & Idle/ABS relays and the Climate control head uni… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1993 mercedes: sel my climate control only works on low ac
i have a 1993 mercedes 500 sel my climate control only works on low ac if i have to change the climate control how do i do it thank you mike… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1989 Mercedes Benz 560SEL: I installed new..antifreeze..blower motor
1989 Mercedes Benz 560SEL I installed new thermostat, antifreeze, and i am still not getting any heat. Yes, the blower motor works… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
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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

30,558 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

807 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.

Chris(aka-Moose)

Chris(aka-Moose)

Mercedes Technician

288 satisfied customers

24 years of experience diagnosing & repairing

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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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