what can it be?

1995 CHEVROLET CHEYENNE
204,000 MILES
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JIMBOB819
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  • 1 POST
engine overheats.no heat.replaced:radiator,heater core,thermostat.no leaks,no loss of coolant.oil clean no milky color no water.fan and water pump working fine.truck ran fine and still does except for this.I am stumped.
Jan 11, 2012 at 11:27 PM
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