Question about 1991 Chevrolet K1500
Check flow from heater hoses to heater core , be carefull , car mustbe hoe so thermostat is open , some vehicles use whats called a tranducer ,it regulates blend doors and heat climate control. lastly one i found the impeller on the waterpump shaft simply rotted away , must have been a cheap aftermarkey water pump .
Posted on Mar 27, 2011
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Posted on Jan 02, 2017
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