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-   -   300ce overheating problem (http://www.peachparts.com/shopforum/showthread.php?t=282874)

lee polowczuk 08-14-2010 05:19 PM

300ce overheating problem
 
Someone locally is selling a 300ce that has piqued my interest... however they say it has an overheating problem. In the description they say the following:


"new radiator put in it, a new fan clutch motor, all new hoses and they even took out the thermostat!!"


What in the heck else could it be. I would like to go see the car, but this seems puzzling.. of course I would have to determine if it has blown a headgasket.

Even if the aux fans are not working, it still should not overheat.

he says his mechanic can't figure it out.

Ivanerrol 08-14-2010 06:55 PM

Water pump or head gasket.

latief 08-14-2010 07:26 PM

Quote:

Originally Posted by Ivanerrol (Post 2525392)
Water pump or head gasket.

+1

also pressure cap...

lee polowczuk 08-14-2010 07:33 PM

is there a way i can tell if the headgasket is bad?

i am not a noob...but I am going to check this car out...

i thought about something as simple as the pressure cap...

i'll look for any leaks to signify a water pump.....

blueeagle289 08-15-2010 05:31 AM

Overheating 300CE
 
As with any car that has a fan clutch, if that item is not working at its full capacity -- the car will tend to overheat when running.

Ferdman 08-15-2010 07:05 AM

Lee, it's possible that some of the cooling passages in the head are partially blocked. You may want to consider having a MB-trained tech perfom a PPI (pre-purchase inspection).

lee polowczuk 08-15-2010 11:56 AM

Quote:

Originally Posted by Ferdman (Post 2525658)
Lee, it's possible that some of the cooling passages in the head are partially blocked. You may want to consider having a MB-trained tech perfom a PPI (pre-purchase inspection).

i am going to go check it out today..... i'll report back on what i find...

86 300E 08-15-2010 01:08 PM

try your thermostat my 86 300e just did this yesterday

86 300E 08-15-2010 01:21 PM

take your thermostat out and boil some water on the stove. set your thermo in the whater and see if it opens. if not a new one is arounf 18 bucks. youll need a 10 mm socket.

lee polowczuk 08-15-2010 02:07 PM

Quote:

Originally Posted by 86 300E (Post 2525779)
take your thermostat out and boil some water on the stove. set your thermo in the whater and see if it opens. if not a new one is arounf 18 bucks. youll need a 10 mm socket.

the owner of this car had the thermostat taken out..so it does not have one now..

some say that could be a contributing factor

david s poole 08-15-2010 02:23 PM

you cannot remove the thermostat as it will allow a portion of the coolant to short circuit around the pump.symptom---the faster you drive the hotter it gets.if this car has an o/heating problem you need to make sure that all the fans are operating correctly and that the aux fan shroud is not hiding two tons of dirt in the area that you cannot see.

lee polowczuk 08-17-2010 03:00 PM

lady never called me back... she must have sold it..

300ce with 115k on it.... 2800 asking price


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