Ideas
Quote:
Originally Posted by Paul Feirick
My 1992 300D has run hot since I moved to Arizona. I've replaced the radiator, thermostat, cleaned the A/C condensor and have a 50/50 mix with wetter water. When I run uphill on I-17 at 75 mph the temperture goes straignt to 115-120C. Turning off the air conditioner keeps the temp from going to 120. Is this normal? I've been reading on this site about "citric flush" which my local mechanic has never recommended. Any ideas??
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Here are some possible causes for your problem.
Aux. Fan Resistor
Auxiliary Fan Assembly
Engine Temp. Sensor
Fan Clutch...
Water Pump
A/C ACC Temp Sensor
A/C Temp. Switch
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