Say your engine is at its normal operating temperature, the heater is turned on, the temperature is set to something warm and cozy, and you can only feel cold air blowing out of the vents. If you’re ...

Having a car heater that only blows cold air isn't just uncomfortable, but it can also be dangerous. One of the unbreakable rules of winter driving is to keep your windshield clear. Even if you scrape ...

As winter sets in and temperatures drop, a functioning heater becomes a necessity. But what if, instead of warm comfort, your heater blows icy air through the vents, or fails to work altogether? It's ...

During my 50-plus year career as a General Motors and ASE Master Technician, vocational educator and vehicle owner, I have repaired or replaced countless heating, air conditioning, and ventilation ...