My truck running hot i flushed replaced heater core thermostat and clutch fan and its still run hot

Asked by Feb 21, 2016 at 09:58 PM about the 1990 Ford F-350 4 Dr XLT Lariat Crew Cab LB

Question type: Maintenance & Repair

2 Answers

6,225

the waterpump...you could assess the color of the coolant~ and possible decay of the pump vanes~ might change out that pump for good measure...green coolant will be brown from what's left of your waterpump~

81,775

Or maybe you did not purge the air from the cooling system when refilling?

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