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Bus and Truck Mechanics and Diesel Engine Specialists
Installation, Maintenance, and Repair · SOC 49-3031
0.0% AI Exposure — Low
$61,770
Median Annual Salary
Average
O*NET Outlook
28,400
Proj. Annual Openings
289,960
Employment (OEWS 2025)
100/100
AI Resiliency Score
AI exposure from the Anthropic Economic Index (2025); salary from BLS; skills from O*NET. See /sources.
AI Exposure Analysis
AI Exposure0.0%
AI Resiliency100/100
Exposure BandLow
Sector Avg. Exposure0.7%
Top Skills
1.Troubleshooting
2.Repairing
3.Operations Monitoring
4.Equipment Maintenance
5.Critical Thinking
O*NET occupation profile
What this work involves
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.
Common titles: Bus Mechanic, Diesel Mechanic, Diesel Technician (Diesel Tech), Fleet Mechanic, General Repair Mechanic, Heavy Truck Mechanic
Representative Tasks
- •Use handtools, such as screwdrivers, pliers, wrenches, pressure gauges, or precision instruments, as well as power tools, such as pneumatic wrenches, lathes, welding equipment, or jacks and hoists.
- •Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they are in proper operating condition.
- •Raise trucks, buses, and heavy parts or equipment using hydraulic jacks or hoists.
- •Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.
- •Attach test instruments to equipment, and read dials and gauges to diagnose malfunctions.
Detailed Work Activities
- •Select tools, equipment, or technologies for use in operations or projects.
- •Inspect mechanical components of vehicles to identify problems.
- •Operate cranes, hoists, or other moving or lifting equipment.
- •Adjust vehicle components according to specifications.
- •Test mechanical equipment to ensure proper functioning.
Tools & Technologies
Autodesk AutoCAD · hotDassault Systemes SolidWorks · hotMicrosoft Excel · hotSAP software · hotComputerized maintenance management system software CMMSCummins INSITEDassault Systemes CATIAEngine diagnostic softwareShop management software
Employment Projections & AI Exposure
15
Occupations Shown
1.9%
Avg AI Exposure
3
Bright Outlook
Sector Comparison
| Metric | This Career | Sector Average |
|---|---|---|
| AI Exposure | 0.0% | 0.7% |
| Outlook | Average | 24% Bright |
| Median Salary | $61,770 | N/A |
| AI Resiliency | 100/100 | N/A |