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Bus & Truck Mechanics & Diesel Engine Specialists

Also called: Bus Mechanic, Diesel Mechanic, Diesel Technician, Mechanic

Where in the Navy? In the Navy: 16V146TI Diesel Engine/Waste Heat System Technician; Advanced Construction Mechanic; Aviation Support Equipment Technician Basic; Caterpillar Diesel Technician; Construction Mechanic Basic; LSD-41 Class Propulsion System Technician; MCM Propulsion Technician; NAMTS Diesel Engine, Governor and Injector Repair Technician, ALCO (251C) and General Motors EMD (645) Specialization; NAMTS Diesel Engine, Governor and Injector Repair Technician, Fairbanks Morse (38D 8-1/8) and Colt Pielstick (PC2.5V) Specialization; PAXMAN Valenta Diesel Engine Operator

What they do:
Diagnose, adjust, repair, or overhaul buses and trucks, or maintain and repair any type of diesel engines. Includes mechanics working primarily with automobile or marine diesel engines.
On the job, you would:
  • Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they are in proper operating condition.
  • Use handtools such as screwdrivers, pliers, wrenches, pressure gauges, and precision instruments, as well as power tools such as pneumatic wrenches, lathes, welding equipment, and jacks and hoists.
  • Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.


Engineering and Technology
  • mechanical
  • product and service development
  • movement of people or goods by air, rail, sea, or road
  • customer service
  • management
Safety and Government
  • public safety and security


Basic Skills
  • thinking about the pros and cons of different ways to solve a problem
  • talking to others
Problem Solving
  • noticing a problem and figuring out the best way to solve it


Hand and Finger Use
  • hold or move items with your hands
  • put together small parts with your fingers
Ideas and Logic
  • notice when problems happen
  • use rules to solve problems
Controlled Movement
  • quickly change the controls of a machine, car, truck or boat
  • use your arms and/or legs together while sitting, standing, or lying down
Hearing and Speech
  • tell the difference between sounds


People interested in this work like activities that include practical, hands-on problems and solutions.
They do well at jobs that need:
  • Adaptability/Flexibility
  • Attention to Detail
  • Dependability
  • Stress Tolerance
  • Analytical Thinking
  • Integrity


You might use software like this on the job:

Spreadsheet software
  • Microsoft Excel
Facilities management software
  • Shop management software
Office suite software
  • Microsoft Office software


Education: (rated 3 of 5)
high school diploma/GED or
no high school diploma/GED
usually needed

Get started on your career:

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Job Outlook

Average Outlook
New job opportunities are likely in the future.
per year, on average
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See more details at O*NET OnLine about bus and truck mechanics and diesel engine specialists.