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Old 06-25-2014, 05:54 PM
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mach4 mach4 is offline
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Location: San Diego County, CA
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Quote:
Originally Posted by Pjay View Post
I live in the high desert of ca. And temps in the summer usually in excess of 100 degrees. Suggestions for preventing overheating?
A lower temp thermostat will do nothing to prevent overheating. Once the thermostat is full open, the coolant temperature is determined by the cooling capacity of the radiator and the efficiency of the system to transfer heat from the engine to the coolant. Where there is excess cooling capacity, the thermostat opens and closes so as to maintain the set temperature plus a few degrees. On mine it's about 83C with an 80C thermostat.

Ideas for preventing overheating
  • Make sure the radiator and coolant passages in the engine are clean.
  • Make sure the radiator is clear of leaves, road junk and any other obstruction
  • Make sure the engine fan and fan clutch are operating properly
  • Make sure the aux electric fan and switch are working properly
  • Make sure the water pump is working properly
  • Check the coolant level often
  • Make sure the radiator cap is maintaining proper pressure
  • Make sure the engine is running properly
That should pretty much do it. If you still need additional cooling you might need to look at a larger capacity radiator, running without A/C, driving slower...or moving closer to the coast
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