Diesel Truck Maintenance Technician Certificate (DTM1)

The Diesel Truck Maintenance Technician certificate program provides training in the essential knowledge, skills, and attitudes necessary for employment as a maintenance technician on semi-trucks, trailers or other diesel equipment. The topics covered include diesel shop safety, tools and equipment, preventive maintenance procedures, truck brake systems, and truck drive trains.

Employment Opportunities

Diesel equipment technicians work in a variety of different types of repair shops or in the field performing repairs on heavy trucks or diesel equipment and engines for customers. Repairs often involve the technician using a variety of tools and specialized equipment. In recent times computerized diagnostic equipment is used in virtually all facets of the repair process. Diesel technicians are often paid an hourly wage, however, overtime hours often paid at time and a half are readily available. As a result, diesel technicians can make a higher annual wage than their hourly rate would indicate.

Admissions Criteria

  • Submit a completed application and application fee;
  • Be at least 16 years of age;
  • Submit official high school transcript or GED transcript;
  • Submit official college transcripts, if applicable;
  • Meet the following assessment requirements:
Test Reading Writing Numerical Algebra
Accuplacer 55 60 34 NA
Accuplacer (Next Gen) 224 236 229 NA
Compass 70 32 26 NA
SAT 16 15 18 NA
SAT 270 280 310 NA
ACT 14 13 14 NA
ASSET 37 38 32 NA
PSAT 16 15 18 NA
GED NA 145 145 NA
TABE 461 NA 442 NA

Diesel Truck Maintenance Technician Certificate Curriculum

The curriculum for the Diesel Truck Maintenance Technician Certificate program is designed for the semester system. A student may enter the program in the fall or spring semester. To graduate, students must earn a minimum of 23 semester credit hours. The program requires a minimum of 638 contact hours and generally takes 2 semesters to complete.

Program Courses

Occupational Courses (23 Credits)

DIET 1000Intro to Diesel Technology


DIET 1011Diesel Electrical and Electronic Systems


DIET 1012Diesel Electrical


DIET 1020Preventive Maintenance


DIET 2010Truck Brake Systems


DIET 2020Truck Drive Trains


DIET 1000: “C” or higher grade is required for this course.

Program Costs

Tuition: ($100 per credit hours) $2,300

Fees: ($385 per credit hours) $770

Books/Supplies: $800

Course Fees:

(Costs are estimates and are subject to change.)