Quote:
Originally Posted by vstech
yyup... from 77-79 the clusters were SAE... not metric...
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Ha didn't know that. What about the latest Mercedes imports to USA, is it SAE or Metric?
The only way the OP's car can go up to 250F idling "for a while" is if the coolant was full and not moving. If the coolant was low (below the sensor), the gauge would get a low (not true) reading.