Installation & Repair · SOC 49-3031
Diesel diagnostics increasingly use AI-assisted scanners, but hands-on repair of heavy mechanical systems remains firmly human.
Hands-on, interpersonal or high-stakes work AI struggles to replace.
Timeline: AI scan tools improve diagnosis speed now, but the wrench-turning and heavy-component work remains hands-on for at least a decade; electrification adds complexity rather than removing jobs.
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$49,410 median pay
$52,080 median pay
$46,560 median pay
$78,680 median pay
$51,680 median pay
$50,540 median pay
AI job-risk card
Bus and Truck Mechanics and Diesel Engine Specialists is resilient on AIFear. Hands-on, interpersonal or high-stakes work AI struggles to replace.
AIFear.com
Our AI Fear Score for Bus and Truck Mechanics and Diesel Engine Specialists is 16/100 (Resilient). Hands-on, interpersonal or high-stakes work AI struggles to replace.
16 out of 100, based on an AI-model review of this occupation's O*NET tasks against what current AI can actually do.
Most exposed: Fault-code reading and initial diagnosis via scan tools, Service interval scheduling and maintenance logging, Parts identification and ordering. Harder to automate: Physical disassembly and component replacement, Brake system inspection and adjustment, Listening and tactile judgment for unusual faults, Safety-critical sign-off before returning vehicles to service.
Lean into Advanced diesel diagnostics (J1939/OBD-HD), Electric and hybrid drivetrain fundamentals, Predictive maintenance data interpretation, Air brake system certification. Consider roles such as Fleet maintenance supervisor or Diesel systems instructor or Electric bus/truck technician.
Tasks, skills and AI-exposure for this role were reviewed by an AI model against its O*NET task profile (curated roles use published research anchors). Pay and employment, where shown, are U.S. BLS OEWS (May 2024) figures. This is an estimate, not a prediction about any individual's job. Compare all occupations.