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Department Information


Patterson Campus:
3920 Troy Highway, Building L
Montgomery, Alabama 36116

Phone: 1-866-753-4544
Phone: 334-420-4200

Programs & Training

Diesel Mechanics

The Diesel Mechanics Program at Trenholm State Community College is designed to teach a student the basic principles required in the repair and maintenance of components in the trucking, equipment, and farm-related industries. The student will gain hands-on experience repairing, troubleshooting, and rebuilding various components in these areas.

The first step to be accepted into this program is to complete the college application. 

Diesel service technicians and mechanics (also known as diesel technicians) inspect, repair, or overhaul buses and trucks, or maintain and repair any type of diesel engine. Diesel service technicians and mechanics typically do the following:

  • Consult with customers, read work orders, and determine work required
  • Plan work procedures, using technical charts and manuals
  • Inspects brake systems, steering mechanisms, transmissions, engines, and other parts of vehicles
  • Follow checklists to ensure that all critical parts are examined
  • Read and interpret diagnostic test results to identify mechanical problems
  • Repair or replace malfunctioning components, parts, and other mechanical or electrical equipment
  • Perform basic care and maintenance, including changing oil, checking fluid levels, and rotating tires
  • Test-drive vehicles to ensure that they run smoothly

The mission of the Diesel Mechanics program is to prepare individuals for employment as high-quality, entry-level service technicians in truck, farm, and construction dealerships, truck fleet service facilities, and independent truck, farm, and construction service shops.

Frequently Asked Questions

Where can I find tuition rates?

Tuition & Fee Schedule

You can find tuition rates on our Tuition & Fee schedule

Where can I find important dates?

Important Dates

Refer to the College Calendar for all important dates.

Do I have to take the ACCUPLACER?


The answer is yes, unless you qualify for exemption.

What is the salary range?

Potential Salary Range

The median annual wage for diesel service technicians and mechanics was $47,350 in May 2018. The lowest 10% earned less than $31,200, and the highest 10% earned more than $72,180.Source: Bureau of Labor and Statistics Occupational Outlook Handbook, May 2018

Program Brochure

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Contact Us

Program Contact

Sam Warren
Program Coordinator/Instructor


Patterson Site
3920 Troy Hwy,
Montgomery, AL 36108
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