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Published on Dec 20, 2012
If your car is running cold, a bad thermostat that is stuck open or opening at too low of a temperature is your prime suspect. this video shows how to replace a thermostat on a 4.3l V6 chevy engine. the thermostat only costs about 4-5 dollars so it is a cheap fix. Thermostat Housing: http://amzn.to/28wH9Qk