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Engine temp seems to run close to 100C is this normal. would
Engine temp seems to run close to 100C is this normal. would replacing the Thermostat help bring it closer to 80C… read more
Lou P. master tech
Lou P. master tech
Mercedes Technician
Bachelor's Degree
4,460 satisfied customers
I have a 1989 560sel. It overheats now even if the outside
I have a 1989 560sel. It overheats now even if the outside temp is in the 60s. The fans do go on but the temp still climbs. The only way to bring it down is to run the car with the heater on full blas… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
A question about cooling. One of my 190d's, the nonturbo,
A question about cooling. One of my 190d's, the nonturbo, has always ran hot. Well not so far above 80, but at lights it has a hot effect of dropped idle and oil press. It freaks my girlfriend out wor… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
The ignition module in my car is(###) ###-####..Do you have
The ignition module in my car is(###) ###-####..Do you have any numbers that are interchangeable? There is a big $ difference.. I found a module that came out of a s 500. The number is(###) ###-#### *… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
R350: I have a 2008 R350 and just replaced the thermostat and
I have a 2008 R350 and just replaced the thermostat and it seems like it is not opening up. The gauge is up to about 90 on the panel and no hot air is blowing out of the vents. Not sure if I need to b… read more
Lou P. master tech
Lou P. master tech
Mercedes Technician
Bachelor's Degree
4,460 satisfied customers
350SDL: This is for Marty Only I have a 350SDL that whos
This is for Marty Only I have a 350SDL that whos heater is not working well. It is not heating up very well and it gets cold almost immediately.… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
1995 Mercedes s500: 207,000 miles..thermostat..new clutch..low speed
I have a 1995 Mercedes s500 four door. it has 207,000 miles on it i took the thermostat out put a new radiator cap and a new clutch fan on it but it will still get over 100c if i am sitting still or a… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
car with new thermostat and coolant, oil change..faulty..back down
Friday, March 30, 2012 11:18 PM EST Hi Marty - I just had a total service on the car with new thermostat and coolant, oil change, new head gasket, etc.. The temp. gauge goes over 100C sometimes but it… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
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
55,676 satisfied customers
99 ML430: changed the radiator because it kept running..connecter
I have a 99 ML430 and I just changed the radiator because it kept running hot and I don't know why. 1. I plugged in the large plug to the auxillary fan, but where does the smaller connecter goes? 2. I… read more
Fattum22
Fattum22
Mercedes-Benz Master Tech
Vocational, Technical or Trade Scho
24 satisfied customers
1983 Mercedes: hghway speeds, the temp gauge..Radiator..fan clutch
1983 Mercedes 300DT. when traveling locally with A/C on high, everything is okay (80C) but when traveling at hghway speeds, the temp gauge climbs to 100C. Radiator and condensor fins are clean, fan cl… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
1995 s500: highway..car checked out by mercedes dealer
1995 s500 enroute from Mich. car would get a little hot, 100c when stop for gas or food, when on highway ran 80c like normal. Had car checked out by mercedes dealer, passed all test . advised it was f… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
1999 S320: temperature..Im driving..heater it goes back to normal
Hello, I have a 1999 S320 LWB Mercedes. Lately the water temperature goes up pretty high while I'm driving it.If I turn on the heater it goes back to normal. What could be the cause? Termostat locked?… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
1980 240d: the radiator fan does not come on when it should
I have a 1980 240d and the radiator fan does not come on when it should. How can I fix it.… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
1995 S500: Guys..Sedan..Car keep overheating, boiling anti-freeze
Guys can you help? I have a 1995 S500 Sedan. Car keep overheating, boiling anti-freeze. I have flushed system, put new Mono Flow valve with auxilary pump. Also removed water pump checked good, new the… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
1992 600SEL: running hot..warm days (110C to 115C)..thermostat
1992 600SEL running hot on warm days (110C to 115C). Does it sound like a thermostat problem?… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
300se: car had a rotor cap and distributor cap..ac..cool..instrument
300se gets pretty hot in stop and go traffic now since car had a rotor cap and distributor cap, fan serpentine belt and tensionser replaced. I see the electric fan comes on after I park the car and co… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,676 satisfied customers
1995 E320 BENZ WAGON, NEW WATER PUMP, NEW FAN CLUTCH,NEW THERMOSTAT.
1995 E320 BENZ WAGON, NEW WATER PUMP, NEW FAN CLUTCH,NEW THERMOSTAT. Still runs hot at stops and hill climbs… read more
MBGuru
MBGuru
Bachelor's Degree
282 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

55,676 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Lou P. master tech

Lou P. master tech

Mercedes Technician

4,460 satisfied customers

20 years Master Certified excellent fix rate and have access to factory wiring, and instructions.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

3,132 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

643 satisfied customers

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

promerc

promerc

mercedes diagnostic technician

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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.

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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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