A hybrid electric vehicle (HEV) course is a type of course that focuses on the design, operation, and maintenance of vehicles that use both a traditional internal combustion engine and an electric motor. In this course, you will learn about the different types of hybrid electric vehicles, including parallel hybrids, series hybrids, and plug-in hybrids. You will also learn about the various components of a hybrid electric vehicle, such as the internal combustion engine, the electric motor, the battery pack, and the power electronics. You will learn about the principles of operation for hybrid electric vehicles, including how the different power sources work together to drive the vehicle. You may also learn about the environmental benefits of hybrid electric vehicles, as well as the challenges and limitations of this technology. Overall, a hybrid electric vehicle course is a great opportunity for individuals interested in learning about this increasingly popular and important type of transportation.