Keeping pace with today's trucking industry requires high impact training tools to equip current and future technicians with the knowledge they need for a successful career. This interactive, modern-day computer based training course contains everything users need to master the theory, operation, and knowledge assessment components of diesel engines. The latest technologies are thoughtfully interwoven into twelve content areas, each designed to systematically provide the theory, diagnosis, service, and repair of medium/heavy duty diesel engines. An interactive, self-paced learning approach allows users to tailor their progression throughout the course to individual needs.