Questions & Answers for: Chevrolet Uplander connecting hot water radiator

...water pump seems fine and both radiator hoses get hot after it runs for a while. The fans kick on when it warms up. Heater blows cold air all the time. Could the heater core be plugged up? If so, ...

...is going on? Check the sensor in the bottom of the radiator is connected and working.The water has to get hot before they come on near boiling point,the air con switch over ride s the normal

...hot coolant that can cause serious burns. Drain the coolant. Locate the drain valve at the bottom of the radiator, place a container beneath it, and turn the valve counterclockwise to drain the ...