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Related Mercedes Questions
NO HEAT FROM HEATER BLOWS COOL AIR when you turn key
NO HEAT FROM HEATER BLOWS COOL AIR when you turn key clicking noise come on for a few min top rad hose hot bottom cold radiator is brand new … read more
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Ricardo Hohl
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1985 190e when operating heater and put on dash vents i'm
1985 190e when operating heater and put on dash vents i'm only getting hot air out of side vents and cold air out center vents. is this normal operation?… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Marty, My heater has been working poorly in this beamer. I
Hi Marty,My heater has been working poorly in this beamer.I thought it was a clogged heater core but replacing it did not help. lately its been working worse. Going cold at idle, takes for ever to hea… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1987 560sel: climate control..mb 380 SE, 420 sel..ac
I have a 1987 560sel, 112,000 miles....ac blows cool...compressor replaced.receiver drier replaced . climate control unit replaced...air never gets cold...I have a 96 Ford F150 with 286,000 mile that … read more
Marty
Marty
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Associate Degree
30,558 satisfied customers
300D: diesel..car comes to an idle it runs rough and vibrates..park
we have a 300D diesel mercedes 1990 where when the car comes to an idle it runs rough and vibrates. you can normally stop this by putting the car into park and then into drive. it does not do it all t… read more
Marty
Marty
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Associate Degree
30,558 satisfied customers
broken vacum line that controls the ports.this is still part
could my problem be caused by a week vacum pump or mabe ahole or broken vacum line that controls the ports.this is still part of original question.… read more
Marty
Marty
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Associate Degree
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Hey Pete. I have a 1985 Mercedes 380 sel. 3.8L V8 with 108kyou miles.
Hey Pete. I have a 1985 Mercedes 380 sel. 3.8L V8 with 108kyou miles. Recently I have done a tune up on the car. New spark plugs, wires, and air filter. When the car is cold it idles perfectly. But wh… read more
Cory
Cory
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1985 mercedes benz: SL..000 miles..temperature fluctuates
Hi Marty, This is Gene Wilson from Birmingham, Alabama again. I have a 1985 mercedes benz 380 SL with about 75,000 miles. The temperature fluctuates between low 80's up to the next mark which is eithe… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1985 mercedes benz: SL..000 miles..th temperature fluctuates
I have a 1985 mercedes benz 380 SL with about 75,000 miles. Th temperature fluctuates between low 80's up to the next mark which is either 90 or 100. I think that the high mark is too hot but the mech… read more
Michael Warfield
Michael Warfield
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Vocational, Technical or Trade Scho
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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
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Associate Degree
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The highway at high RPMs (70 - 80 mph) the vents..windshield
I have a problem with both of my 420 SEL's which just started when the warm weather set in a few days ago. While driving on the highway at high RPM's (70 - 80 mph) the vents in the front (predominantl… read more
Marty
Marty
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Associate Degree
30,558 satisfied customers
My 1985 380 SE (automatic, 153k) putters..freeway..smooth..pedal
My 1985 380 SE (automatic, 153k) "putters" on the freeway between 55 and 70 mph. It doesn't always happen but when it does it feels like the engine isn't being fed a smooth stream of gas. If I lay off… read more
Dodge expert
Dodge expert
ASE MASTER TECH, REPAIR FACILITY OWNER
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1993 300E: blows cold air..switches..the center of the console
1993 300E - air conditioner blows cold air for 30 or 40 minutes then switches to blowing hot air from everywhere but the center of the console. Nobody seems to have an answer. John Fallows… read more
Marty
Marty
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Associate Degree
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93 400sel: some vents and perfect cold air..blow hot air
my 93 400sel blows hot air out of some vents and perfect cold air out of the front middle and rear vents. What causes some vents to blow hot air when the A/C is on?… read more
mbfixer
mbfixer
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Blowing hot air..i am driving the faster i go the hotter it gets
why is my 86 300 E blowing hot air in car when i am driving the faster i go the hotter it gets inside?… read more
Marty
Marty
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Associate Degree
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1985 Mercedes: It now blows hot air when in the shop..climate control
I have a 1985 Mercedes 380SL. I just replaced the thermostat. It now blows hot air when in the shop on most settings even the climate control settings. The problem happens as soon as I start driving d… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes 300: SE..saloon..very little heat coming..rotary
Hi I have a Mercedes 300 SE 3.0 Lit saloon 1991 and have very little heat coming out of the heater, could it be the two rotary daial not sending the right tem, to open a valve ? I wolud appriciete any… read more
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Bachelor's Degree
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1985 mercedes: sl..heater..thermostat..car is driven, the air coming
my 1985 mercedes 380 sl has a heater problem, in that it won''t blow warm air regardless of the settings. I replaced the thermostat but no change. If you start it up and let it idle, it WILL blow warm… read more
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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

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

promerc

promerc

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

Hipo64

Hipo64

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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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