Offered Spring Semester

This course is an introduction to diesel engine design and operation principles.

Offered Fall Semester

Prerequisites: DHM 101, DHM 125

This course covers the basic study of diesel engine design and operating principles.

Offered Fall Semester

This course is a study of heavy vehicle systems with emphasis on preventive maintenance, problem diagnosis, and repair procedures.

Offered Spring Semester

Co-requisite: DHM 101

This course is a study of diesel engine tune-up principles and practices. Students will explore ways to minimize overall operational costs, as well as the use of aftermarket add-on equipment such as performance electronic computer chips, high output turbochargers, and custom exhaust installation.

Offered Spring Semester

Co-requisite: DHM 173

This course is an introduction to basic theory and practical application of diagnostic testing equipment in trouble-shooting procedures. Content includes the study of diagnostic software and generic diagnostic readers for all major engine manufacturers.

Offered Spring Semester

This course is a basic study of diesel engine fuel systems including pumps, governors, and injectors.

Offered Summer Semester

This course is a study of the theory and repair of drive train systems.

Offered Spring Semester

This course covers the theory and repair of transmission drive shafts and differentials.

Offered Summer Semester

This course introduces the proper welding techniques utilized to alter a sub-frame, alter a unit, or add equipment to improve payload space, safety, or location.

Offered Fall Semester

This course is a study of basic electrical theory as applied to truck and heavy equipment batteries, starters, and alternators.

Offered Fall Semester

Prerequisite: DHM 105

This course covers the practical application of diesel engine repair, including engine disassembly, unit repair, reassembly, and testing.

Offered Fall Semester

Prerequisites: DHM 101, DHM 125

This course is the study of major manufacturers' configuration of medium diesel engines, diagnostic adjustment and settings, specific exhaust turbo performance settings, and reassembly techniques.

Offered Fall Semester

Prerequisite: DHM 125

This course covers the theory and practical application of electronic fuel power systems.

Offered Summer Semester

This course is an introduction to engine heating and cooling systems used in modern trucks. Various truck and heavy equipment air conditioning systems are explored.

Offered Summer Semester

This course is a study of steering systems, suspension systems, and basic front-end alignment techniques.

Offered Fall Semester

This course is a study of air compressors, valves, electrical controls and brake designs.

Offered Spring Semester

Prerequisites: DHM 121, DHM 255

This course is a study of the theory and practical application of ABS (Automatic Braking Systems) and TCS (Traction Control Systems) for truck safety systems.

Offered Summer Semester

This course is a study of the theory, application, testing, and repair of diesel and heavy equipment hydraulic systems.

Offered Spring Semester

Prerequisites: DHM 101, DHM 121, DHM 231, DHM 255, DHM 260, DHM 262

This course is a study of auxiliary power units, including application, placement, installation, and diagnostics.

Offered Spring Semester

Prerequisites: DHM 121, DHM 255, DHM 262

This course is a study of the theory and practical application of service, repair, and maintenance of common road trailer units.

Offered Fall Semester

Co-requisite: DHM 173

This course covers advanced electrical/electronic controls for diesel trucks and heavy equipment. Troubleshooting and repair techniques are included.