Diesel and Heavy Equipment Technology

Diesel & Heavy Equipment Technology

Associate of Applied Science - Transfer Degree (AAS-T)

The Diesel & Heavy Equipment Technician Associate of Applied Science Transfer (AAS-T) Degree program prepares students with the skills required to maintain everything from trucks and tractors to ferries and forklifts. Our ASE-based curriculum is certified to the latest in NATEF standards, and will prepare you for all aspects of diesel and heavy equipment repair. Advanced standing may be granted for work experience and/or related training. Students are responsible for obtaining required tools before instruction begins.

The Associate of Applied Science Transfer Degree builds upon previously acquired knowledge and skills to develop leadership and communication abilities. This degree is designed for students to learn technical skills for employment, but who may also want to transfer to a Bachelor of Applied Science (BAS) degree program or a four-year institution.

Estimated Length of Completion

Degree Quarters Credits
Associate of Applied Science - Transfer Degree (AAS-T) Full Time: 7 to 8
Part Time: Part Time Option Not Available
137.0 - 143.0

Program lengths are estimates, not guarantees. For the most current program information, please check with the program contact.

Students must meet with an advisor for entry into this program. A placement test is required to ensure language and computational skills are sufficient for program success.

  • Inspect, diagnose, disassemble, repair, replace and service each of the major systems in various types of vehicles.
  • Locate sources, create parts write-ups, calculate costs and explain repair or service.
  • Handle customer needs, complaints, questions and special challenges.
  • Access and apply manufacturer's specifications in repair and replacement.
  • Work safely and responsibly within all shop safety and environmental guidelines and standards.
  • Demonstrate ability to pass the Automotive Service Excellence (ASE) test required for NATEF certification.
  • Communicate and document service records.
  • Compute costs, time and measurements.
  • Work independently and in groups to service, repair, test and maintain vehicles.
  • Use technology to test vehicles.
  • Work with accuracy, dependability, proficiency and in a timely manner, when servicing equipment.

  • Agriculture Diesel Engine Technician
  • Bus and Truck Mechanic and Diesel Engine Specialist
  • Commercial Shipping Diesel Engine Technician
  • Construction Industry Diesel Engine Technician
  • Forestry & Logging Diesel Engine Technician
  • Freight Rail Diesel Engine Technician
  • Marine Vehicle & Equipment Dealership Diesel Engine Technician
  • Transportation/Commercial Trucking Diesel Engine Technician
  • Truck & Heavy Equipment Dealership Diesel Engine Technician
  • Waste Management Diesel Engine Technician

For current employment and wage estimates, please visit the following online resources and search for the relevant occupational term:

All costs are estimates and are not guarantees. For the most current program information, check with an adviser by calling 206.934.5391. There are additional costs for books and supplies. Each student is responsible for the purchase of certain supplies and required tools before the instruction begins.

Full Time Cost

Quarter Credits Resident Non-Resident International
1 15 $1,486.00 $1,649.35 $3,402.25
2 21 $1,710.91 $1,876.81 $3,734.68
3 21 $1,710.91 $1,876.81 $3,734.68
4 15 $1,486.00 $1,649.35 $3,402.25
5 16 $1,544.94 $1,709.14 $3,468.86
6 16 $1,544.94 $1,709.14 $3,468.86
7 16 $1,544.94 $1,709.14 $3,468.86
8 12 $1,309.18 $1,469.98 $3,202.42

The following fee is associated with the program:

  • Books and supplies cost about $85 per quarter

Quarter Start Dates: Diesel & Heavy Equipment Technology classes begin in Fall.

Students may still enroll in the program during other quarters to begin their related academic classes (Not required if a student has already completed these classes. Students must provide an official transcript.).

Class Times: Check the online class schedule. Students will meet during the class timeframe listed, however in order to maintain safe distances in on-site labs students will be grouped and have specified times on campus. Please check with your instructor for more information.

Other related academic classes are required that meet outside of these class times. These classes can be completed online and/or in-person depending on availability. Check with an advisor regarding when to take related academic classes.


To check the program sequences please view pdf.