This course combines lecture and laboratory hands-on activities, focusing on the fundamental operation of medium and heavy duty vehicle steering and suspension systems. Topics discussed include safety practices, tires, wheels, wheel bearings, steering systems and suspension systems. Students will learn the proper diagnostic and repair procedures for the various steering and suspension systems discussed in this course. The student will also learn the principles and practices of wheel alignment on heavy duty vehicles. The laboratory component of the course includes various activities that follow the guidelines of the National Technicians Education Foundation (NATEF). A library/internet research written project concerning some aspect of a medium and heavy duty vehicle’s steering and/or suspension system will be assigned and is an integral component of this course.