This cooling fan use’s a “cooling fan dropping resistor” to achieve low speed. It’s pretty easy to incorrectly assume how this circuit works. Close review of the circuit diagram will show you it’s pretty simple. However the dropping resistor is kind of an odd-ball and completely overlook it in the diagram. It’s not exactly easy [...]

About engine cooling systems and how they operate. Learn how an engine cooling system works in this free auto repair and car care tips instructional video. Expert: Jon Olson Bio: Jon holds a Bachelors of Science in Education and Human Sciences degree, with an endorsement in Industrial Technology Education, and he has worked in Residential [...]

When troubleshooting a cooling system on a car, check the coolant levels to see if there is a leak and make sure the cooling fan is working properly. Diagnose problems with a vehicle’s cooling system with tips from an auto repair shop manager in this free video on car maintenance. Expert: Brent Ferguson Contact: www,goodneighborautoservice.com [...]