Thread: Coolant heater, Good or bad? (Heater runs on diesel fuel)
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Old 09-17-2013, 11:57 AM   #4 (permalink)
MetroMPG
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This is actually the first I've ever heard of a diesel-fired coolant heater. Does it use fuel from your main tank, or is there a secondary tank?

Experimentation seems the best approach.
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