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2002 Mercedes slk 320 AC not blowing cold, compressor clutch
2002 Mercedes slk 320 AC not blowing cold, compressor clutch not engaging, r134 level good, if i unplug the pressure switch on the dryer and plug it back in, the compressor will engage for about 20 se… read more
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Matt
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I have a 2011 C300 4matic sport which a few years ago I had
I have a 2011 C300 4matic sport which a few years ago I had an accident where I hit a wild boar on the freeway. There was pretty extensive damage, but the car was repaired. Ever since then I have some… read more
Lou Palomino
Lou Palomino
associates in automotive technology
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Marty, besides no heat in my 1991 300se, the reaction of the
Marty, besides no heat in my 1991 300se, the reaction of the controls are a little bonkers. Sometimes they don't respond to changes. For instance, I can hit the defrost mode and then it won't shut off… read more
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Marty
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I'm having issues with my 1989 Mercedes 420 SEL heater. Do
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Marty
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I have a 2001 Mercedes E-3utton 320. EC button will not turn
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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
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560 sl: My 89 560 Sl has a working ac system. However, while
My 89 560 Sl has a working ac system. However, while driving down the road it may shut off. It may come back on the the selections switches are pushed off then back to on. Sometime pushing the windshi… read more
Marty
Marty
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clk 430: i have a 2001 clk430 conv i can not work my temp control
i have a 2001 clk430 conv i can not work my temp control the screen will only read off on each side and will only change if i hit the defrost button then it read hi on both sides but i still can not c… read more
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Mercedes-Benz 300SE: 1989 Mercedes 300SE repeatedly blowing
1989 Mercedes 300SE repeatedly blowing #5 8 amp fuse that controls the blower, backup lights, climate control system, blower motor inside temperature sensor, air condition compressor, automatic transm… read more
Marty
Marty
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Associate Degree
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2001 E430: two issues: (1..erratically..only come..window button
I have a 2001 E430 Mercedes. I have two issues: (1) All four windows operate erratically. They go down with no problem and will only come up if the window button is pressed halfway. If you press the w… read more
Marty
Marty
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S500: mb..trunk..it works fine, sometimes hit stalls, Wont come down
2001 MB S500. Problems with power trunk openner and closing. Soom times it works fine, sometimes hit stalls, Won't come down. Pushing of Red button on truck lid doesn't always help. Suggestions?… read more
Dodge expert
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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
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1983 300sd: ac compressor..blew..fuses to my climate control unit
I have a 1983 300sd. My ac compressor went out. Before I had it replaced it blew any number of fuses to my climate control unit. The unit now doesn't work although the fuse is ok. I'm thinking that th… read more
Marty
Marty
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Associate Degree
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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
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Associate Degree
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R12: I have a 1989 420 SEL with 160,000 miles..blowing..intermittently
I have a 1989 420 SEL with 160,000 miles. The A/C has never worked well but I have put off converting from R12. About a month ago fuse #5 began blowing intermittently whenever I had the A/C on. It got… read more
Marty
Marty
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Associate Degree
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Mercedes: C180..cold air..red light shows on/off and fan speed changes
I have a Mercedes C180 Ellegance 7 year old 2002 used totally in UK . Airconditioning suddenly stopped working yesterday (no cold air) 'Economy button' works in that pressing on and off red light show… 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
83 mercedes 300SD: climate control..very little heat..blower
My 83 mercedes 300SD climate control just stopped. Before very little heat but good blower good direction control...defrost economic. etc. . now nothing. Was just about to change heater monovalve in a… 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

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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