I have a 2004 Chevy Tahoe that isn't overheating but I'm only getting cold air from the heater?

Asked by Sep 22, 2015 at 12:40 PM

Question type: Maintenance & Repair

1 Answer


The first and most basic step is to test the ratio in your cooling system. It's suppose to be 50% coolant and 50% water. If there is not enough water then there is no liquid getting hot because coolant cannot be heated. Second the thermostat might be stuck open not letting the liquid heat up.

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