Thread: 1985 w123 - engine runs hot, even at speed
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Old 05-31-2010, 03:03 AM
dieselman dieselman is offline
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Join Date: Oct 2002
Location: West Virginia
Posts: 193
I just had this same problem with my 116 300sd. It was the thermostat. I had a cheap Advance auto one made in China in it. Put German one back and all is cool in the world.
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