Diesel Engine Mechanic/Heavy Duty Equipment (Truck) Mechanic

Online Diesel Mechanic Apprenticeship Program

Through Penn Foster's online Related Technical Instruction (RTI) for Diesel Mechanic/Heavy Duty Equipment apprenticeship and advanced training programs, your workers will gain the expertise and skills needed to prepare them for on-the-job success. Employees will learn extensive trade knowledge, including the maintenance and repair of essential driveline components, diesel engine troubleshooting and two- and four-cycle engine rebuilding.

  • Penn Foster's online advanced training programs are configurable and can be designed to meet state or regional licensure requirements.
  • Employees will expand their knowledge in service and repair requirements for top manufacturers.
two mechanics inspect truck engine.

What Your Learners Will Study:

  1. Maintenance and repair of essential driveline components.
  2. Diesel engine troubleshooting and two- and four-cycle engine rebuilding.
  3. The function of cooling, air intake, and exhaust systems for diesel engines.
  4. Using computerized management systems to diagnose and troubleshoot engine malfunctions. 

Diesel Mechanic Training Curriculum


Est. base curriculum duration: 1455 hours

Designed with job-readiness in mind, Penn Foster’s Diesel Mechanic/Heavy Equipment Apprenticeship Related Technical Instruction (RTI) complements on-the-job training to ensure your mechanics become experts in the field. Our professional development program can be configured to meet your organization’s specific training needs. Online course options include:

  • Maintaining Diesel Engines
  • Drivelines and Transmissions
  • Cummins, Mack, and Detroit Diesel Engine Mechanics
  • Power Shift Transmission Systems Used in Heavy Duty Equipment

Show Full Curriculum

State Licensing

Penn Foster's configurable training outlines can be used to register your apprenticeship with the U.S. Department of Labor or your State Apprenticeship Agency. Our training consultants can work with you to build your apprenticeship program and help you seamlessly navigate the registration process. You can also find additional information and resources on how to set up apprenticeship programs through the U.S. Department of Labor Employment & Training Administration.

Our Partners

As the trusted training provider for leading employers, education providers, and job training organizations, Penn Foster designs and delivers digital and blended learning programs that attract, upskill, and retain workers in America's fastest-growing fields and professions.
How it works

Our Proven Training Model

High-quality, online skills training for your employees

Online Platform

  • Digital learning platform allows for learning flexibility
  • Online content is available via computer, mobile device, or tablet 
  • 24/7 access to online resource library and robust knowledge base 

Configurable Training

  • Expert training consultants can tailor programs to meet your needs
  • Can align apprenticeships to state licensing, DOL or SAA requirements 
  • Thousands of modular courses that train for in-demand occupations 

Uniform, Scalable Delivery

  • Provide training for 1-1,000+ workers across several locations 
  • Technical skills studied online are consistent for each employee 
  • Pre-apprenticeships available to build your talent pipelines 

Innovative Learning Experience

  • Programs include interactive simulations, videos, and demos 
  • Varied learning techniques help cement application of concepts
  • Engaging technology promotes skill retention for on-the-job recall

Contact us today

Interested in learning more about Penn Foster's education and training solutions?