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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
When I switch on my climate control AC fan to high level, a
When I switch on my climate control AC fan to high level, a loud noise comes out of the air vents.… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
35,763 satisfied customers
2000 clk430 w208 250k Marty. Just had my second compressor
2000 clk430 w208 250k Hi Marty. Just had my second compressor installed with new expansion valve and receiver dryer and one line. The compressor is supposed to be denso, I have denso box with older co… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes-Benz E430: i have a 2001 mercedes e430 in traffic
i have a 2001 mercedes e430 in traffic tends to overheat gradually.i recently bought this vehicle.once you start moving the gauge goes to normal.i started tracing the electric fan wiring to find that … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes-Benz CLK 320: My 1999 CLK 320 climate control does
My 1999 CLK 320 climate control does not blow any air in the middl of console or at the bottom on you feet. system continues to make a clicking sound but nothing happens. I guess it is a mechanical pr… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
35,763 satisfied customers
Mercedes-Benz E320 4Matic: I have a 2000 E with only about
I have a 2000 E with only about 70,000 miles-working fine-9 days ago parked it and went on family vacation-came home-I live in Florida -temperature 94% car turned on fine-climate control came on-was o… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Air conditioner/ Heat fan on, I hear a high-pitched sound..gas pedal
When I have the Air conditioner/ Heat fan on, I hear a high-pitched sound. When I step on the gas, it stops until I let up on the gas pedal. When I turn off the fan there is no sound while driving. It… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1992 190E: running well..an intermittent high squeal..heater fan
I have a 1992 190E which is in great shape and running well with 207K miles. There is an intermittent high squeal coming from the right dash. It sounds like a fan, but is not affected by the air/heate… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
e320: benz../C PROBLEM, THE FAN BLOWS HOT AIR.WHEN..aux..cluch
2000 m/ benz E320 3.2L 4MATIC. THIS CAR HAS A/C PROBLEM, THE FAN BLOWS HOT AIR.WHEN I CHECKED THE CAR I NOTICED THAT COMPRESSOR AND AUX FAN DOES NOT COME ON . WHEN COMPRESSOR WAS CHECKED THE CLUCH WAS… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1986 300 D...heater and fan takes about 40 minutes to come..works fine
I have a 1986 300 D. The heater and fan takes about 40 minutes to come on? Once it comes on it works fine. Any ideas… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1993 mercedes 500sl: side air vents..selector..work fine..module
1993 mercedes 500sl the side air vents do not put aout any air... the rotary knobs on the center air register have no effect on anything.... the AC control panel seemsto function in high only when in … read more
Dodge expert
Dodge expert
ASE MASTER TECH, REPAIR FACILITY OWNER
High School or GED
3,636 satisfied customers
89 300e: climate control..doesnt work..defrost vents and fan speed was
89 300e climate control question. fan speed and vent control doesnt work correctly. All air was coming out defrost vents and fan speed was slow regardless of button positions. There is also lots of cl… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
E430: mb..airflow buttons located are not lit..dome lights
I have a 2000 MB E430. I bought this last week from a private party and realised that the control panel where the airflow buttons located are not lit up at night time. Is there a fuse I need to change… read more
Nelson Garcia
Nelson Garcia
Vocational, Technical or Trade Scho
1,094 satisfied customers
1994 mercedes: buttons on the hvac control center do not respond.
I have a 1994 Mercedes S500C. The HVAC fan will not shut off. All buttons on the HVAC control center do not respond. The "Off" button is lit in red. The fan will not shut off even after the key is off… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1987 Mercedes: accelerator..its like the heater fan blows constantly
I bought a used 1987 Mercedes 560SEL. It seems as though the accelerator is somehow stuck because it wants to take off by itself. Also, it's like the heater fan blows constantly. Can you tell me what … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1991 190e: air conditioning..stopped working..blowing..cold air
The air conditioning on our 1991 190e just stopped working... was blowing great freezing cold air yesterday .. today nothing ...… read more
mbfixer
mbfixer
Shop manager
High School or GED
453 satisfied customers
The heater blow hot air when idling in park..faster..SE
Why does the heater blow hot air when idling in park, but turns to cold once you get going to about 30 mph and faster? 1985 380 SE… read more
Rob
Rob
Diagnostic Technician
High School or GED
196 satisfied customers
1989 300SEL: cool air..resister,the fuses it all seems to work fine
I have a 1989 300SEL .When I turn the climate control to heat there is some heat on low fan but on auto or high it sends out cool air .I have changed out the climate control ,the resister,the fuses it… read more
VinnievegaMBtech
VinnievegaMBtech
Mercedes Mechanic
Vocational, Technical or Trade Scho
227 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

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Bosch Certified Master Tech. Over 35 years experience.

Michael Warfield

Michael Warfield

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Matt

Matt

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

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promerc

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Hipo64

Hipo64

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Work and diagnose electronics on daily basis.

Tim Mohr

Tim Mohr

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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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