| Chapter 1 | Introduction to Heavy-Duty Commercial Vehicles |
| Chapter 2 | Careers, Employability Skills, and Workplace Practices |
| Chapter 3 | Safety, Personal Protection Equipment, and First Aid |
| Chapter 4 | Tools and Fasteners |
| Chapter 5 | Hand Tools |
| Chapter 6 | Lifting and Hoisting Equipment |
| Chapter 7 | Bearings, Lubricants, and Seals |