what is the normal operating temperature for 2004 for 6.0 diesel? on 2004 Ford F-350 Super Duty

the vehicle cluster gauge is marking at about a quarter

by in Corpus Christi, TX on October 16, 2013
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2 answers
ANSWER by , October 16, 2013
Engine performance good? Heater putting out good heat? What are your concerns?
ANSWER by , October 16, 2013
Specs show thermostat should open from 188-192deg, fully open 219deg. That's the specs. Then #1 has good answer.