What is your question?
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What is your question?
new water pump thermostat still luke warm air that improves a little when on the gas

1 Reply
Try to see if there may be an air pocket in the cooling system. Fill coolant, let air out, run warm...etc. Other than that, check the heater core inlet and outlet hoses for temperature. Same? One hotter than the other? If so, could be a heater core flow issue.