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Related Mercedes Questions
Need to reset climate control but instructions not working.
Need to reset climate control but instructions not working … read more
Jake
Jake
6,017 satisfied customers
Heater headache, 1984 300D. Fan blower always works.
Heater headache, 1984 300D. Fan blower always works. Intermittently just cold/cool air coming out.Sometimes gets worse, but the intermittency doesn't relate to the engine temp, RPM, idle, road velocit… read more
Lou Palomino
Lou Palomino
Mercedes Technician
associates in automotive technology
10,533 satisfied customers
Replaced a/c compressor, dryer and full freon and still
replaced a/c compressor , dryer and full freon and still blowing warm. … read more
Eric
Eric
Retired
N/A
43,408 satisfied customers
When I hold down the defrost button and the recycle air
When I hold down the defrost button and the recycle air button they do not flash they stay solid I still cannot get my air conditioner to reset still blowing hot air … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
35,769 satisfied customers
I have a 2003 W211 E320 with AC issues. When I crank the
Hello. I have a 2003 W211 E320 with AC issues. When I crank the temp control all the way to the coldest setting, it blows cold. When I crank it all the way to the warmest setting, it blows hot. The pr… read more
Lou Palomino
Lou Palomino
Mercedes Technician
associates in automotive technology
10,533 satisfied customers
Car = 98 Merc S500; the AC blows cool air from two center
Car = 98 Merc S500; the AC blows cool air from two center vents in dash, and very hot air from driver and passenger dash vents next to doors at same time. What needs to be fixed, name for parts/part #… read more
Lou Palomino
Lou Palomino
Mercedes Technician
associates in automotive technology
10,533 satisfied customers
I'm having issues with my 1989 Mercedes 420 SEL heater. Do
I'm having issues with my 1989 Mercedes 420 SEL heater. Do you have someone that is knowledgable?… 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
300D: Hi Marty:I have another question for you regarding
Hi Marty: I have another question for you regarding the climate control. The AC and heat work but I am not able to control the temperature with the dial. To get cold air, I need to scroll the temp dia… 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
Mercedes-Benz E320: The air conditioner compressor was replaced
The air conditioner compressor was replaced on my 2003 E320 4dr sedan. The temp of the air coming out of the driver side vents is considerably hotter than the air coming out of the passenger side. The… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
1987 mercedes benz 300td: sedan..my climate control..cabin..automatic
Dear Sir: I have a 1987 mercedes benz 300td sedan Vin#wdbeb33d3ha302838. My problem is at startup my climate control works fine in the heat,or cold mode. once I drive the car aways and the cabin temp … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
2003 e320: mb..Car runs good but climate control..cold air
mb 2003 e320 w211. Car runs good but climate control will not maintain temp. alway seems to run cold air. Looking for fuse to see if blown before I take to shop.… read more
MB Paul
MB Paul
Mercedes Technician
Vocational, Technical or Trade Scho
3,567 satisfied customers
MERCEDES: HI 2003 S55 MERCEDES BLOWS ONLY COLD AIR FROM FRONT PASS
HI 2003 S55 MERCEDES BLOWS ONLY COLD AIR FROM FRONT PASS AND DRIVERS SIDE BUT HOT FROM REAR UNIT… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 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
30,558 satisfied customers
2005 ML350: air condition works well, then suddenly stops for a couple
2005 ML350 air condition works well, then suddenly stops for a couple of minutes and starts again… read more
MBGuru
MBGuru
Bachelor's Degree
282 satisfied customers
i have a 1980 mb 450sl. the acc servo was just replaced. freon added.
i have a 1980 mb 450sl. the acc servo was just replaced. freon added. ac was working fine. but when i switched to defrost, i''m just getting hot air from the side vents even with the temp dialed to 65… read more
VinnievegaMBtech
VinnievegaMBtech
Systems Technician
Vocational, Technical or Trade Scho
130 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

771 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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