More information from O*NET OnLine:

Automotive Service Technicians and Mechanics - 49-3023.00

O*NET-SOC Description

Diagnose, adjust, repair, or overhaul automotive vehicles.

Sample of Reported Job Titles

Automotive Drivability Technician (Auto Drivability Tech)
Automotive Mechanic (Auto Mechanic)
Automotive Service Technician (Auto Service Tech)
Automotive Technician (Auto Tech)
Diagnostic Technician (Diagnostic Tech)

Heavy Line Technician (Heavy Line Tech)
Lube Tech (Lubrication Technician)
Mechanic
Quick Service Technician (Quick Service Tech)
Service Technician (Service Tech)

SOC Occupation Groups

49-0000	Installation, Maintenance, and Repair Occupations
49-3000	Vehicle and Mobile Equipment Mechanics, Installers, and Repairers
49-3020	Automotive Technicians and Repairers
49-3023.00	Automotive Service Technicians and Mechanics

Related Occupations

17-3027.01	Automotive Engineering Technicians
49-2092.00	Electric Motor, Power Tool, and Related Repairers
49-2096.00	Electronic Equipment Installers and Repairers, Motor Vehicles
49-3021.00	Automotive Body and Related Repairers
49-3031.00	Bus and Truck Mechanics and Diesel Engine Specialists
49-3043.00	Rail Car Repairers
49-3051.00	Motorboat Mechanics and Service Technicians Bright Outlook
49-3052.00	Motorcycle Mechanics
49-9012.00	Control and Valve Installers and Repairers, Except Mechanical Door
51-2031.00	Engine and Other Machine Assemblers

Tasks

Align vehicles' front ends.
Align wheels, axles, frames, torsion bars, and steering mechanisms of automobiles, using special alignment equipment and wheel-balancing machines.
Change spark plugs, fuel filters, air filters, and batteries in hybrid electric vehicles.
Conduct visual inspections of compressed natural gas fuel systems to identify cracks, gouges, abrasions, discoloration, broken fibers, loose brackets, damaged gaskets, or other problems.
Confer with customers to obtain descriptions of vehicle problems and to discuss work to be performed and future repair requirements.
Diagnose and replace or repair engine management systems or related sensors for flexible fuel vehicles (FFVs) with ignition timing, fuel rate, alcohol concentration, or air-to-fuel ratio malfunctions.
Disassemble units and inspect parts for wear, using micrometers, calipers, and gauges.
Estimate costs of vehicle repair.
Follow checklists to ensure all important parts are examined, including belts, hoses, steering systems, spark plugs, brake and fuel systems, wheel bearings, and other potentially troublesome areas.
Inspect vehicles for damage and record findings so that necessary repairs can be made.
Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
Maintain cleanliness of work area.
Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
Perform routine and scheduled maintenance services, such as oil changes, lubrications, and tune-ups.
Plan work procedures, using charts, technical manuals, and experience.
Rebuild parts, such as crankshafts and cylinder blocks.
Repair and service air conditioning, heating, engine cooling, and electrical systems.
Repair or rebuild transmissions.
Repair or replace parts such as pistons, rods, gears, valves, and bearings.
Repair, reline, replace, and adjust brakes.
Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
Retrofit vehicle fuel systems with aftermarket products, such as vapor transfer devices, evaporation control devices, swirlers, lean burn devices, and friction reduction devices, to enhance combustion and fuel efficiency.
Review work orders and discuss work with supervisors.
Rewire ignition systems, lights, and instrument panels.
Tear down, repair, and rebuild faulty assemblies, such as power systems, steering systems, and linkages.
Test and adjust repaired systems to meet manufacturers' performance specifications.
Test drive vehicles and test components and systems, using equipment such as infrared engine analyzers, compression gauges, and computerized diagnostic devices.
Test electronic computer components in automobiles to ensure proper operation.
Troubleshoot fuel, ignition, and emissions control systems, using electronic testing equipment.
Tune automobile engines to ensure proper and efficient functioning.

Detailed Work Activities

Adjust equipment to ensure optimal performance.
Adjust vehicle components according to specifications.
Align equipment or machinery.
Clean work areas.
Confer with coworkers to coordinate work activities.
Confer with customers or users to assess problems.
Disassemble equipment for maintenance or repair.
Disassemble equipment to inspect for deficiencies.
Estimate costs for labor or materials.
Inspect gas systems or components to identify leaks or other potential hazards.
Inspect mechanical components of vehicles to identify problems.
Inspect vehicles to determine overall condition.
Install vehicle parts or accessories.
Operate transportation equipment to demonstrate function or malfunction.
Plan work procedures.
Read work orders or descriptions of problems to determine repairs or modifications needed.
Reassemble equipment after repair.
Rebuild parts or components.
Record information about parts, materials or repair procedures.
Repair defective engines or engine components.
Repair non-engine automotive or vehicle components.
Repair worn, damaged, or defective mechanical parts.
Replace worn, damaged, or defective mechanical parts.
Rewire electrical or electronic systems.
Service green vehicles to make repairs or maintain good working order.
Service heating, ventilation or air-conditioning (HVAC) systems or components.
Service vehicles to maintain functionality.
Test electrical circuits or components for proper functioning.
Test mechanical systems to ensure proper functioning.
Troubleshoot equipment or systems operation problems.

Military Crosswalk Titles

Advanced Construction Mechanic (Navy - Enlisted)
Aerospace Ground Equipment (Air Force - Enlisted)
Aerospace Ground Equipment Apprentice (Air Force - Enlisted)
Aerospace Ground Equipment Craftsman (Air Force - Enlisted)
Aerospace Ground Equipment Helper (Air Force - Enlisted)
Aerospace Ground Equipment Journeyman (Air Force - Enlisted)
Aerospace Ground Equipment Superintendent (Air Force - Enlisted)
Afloat Support Equipment Technician (Navy - Enlisted)
Aircraft Intermediate Maintenance Officer, Support Equipment (Navy - Commissioned or Warrant Officer)
Allied Trades Warrant Officer (Army - Warrant Officer only)
Artillery Systems Technician (Marine Corps - Enlisted)
Assault Amphibious Vehicle (AAV)/Assault Combat Vehicle (ACV) Repairer/Technician (Marine Corps - Enlisted)
Automotive Intermediate Maintenance Technician (Marine Corps - Enlisted)
Automotive Maintenance Technician (Marine Corps - Enlisted)
Automotive Maintenance Warrant Officer (Army - Warrant Officer only)
Aviation Support Equipment Technician (Navy - Enlisted)
Basic Motor Transport Marine (Marine Corps - Enlisted)
BRADLEY Fighting Vehicle System Maintainer (Army - Enlisted)
Cannon Crewmember (Army - Enlisted)
Cavalry Scout (Army - Enlisted)
Combat Engineer (Army - Enlisted)
Combat Medic Specialist (Army - Enlisted)
Construction Equipment Repairer (Army - Enlisted)
Construction Mechanic (Navy - Enlisted)
Construction Mechanic - Automotive (Coast Guard - Enlisted)
Conversion NEC CM Construction Mechanic Basic (Navy - Enlisted)
Crash/Fire/Rescue Vehicle Mechanic (Marine Corps - Enlisted)
Crash/Fire/Rescue Vehicle Technician (Marine Corps - Enlisted)
Engineer Equipment Chief (Marine Corps - Enlisted)
Engineer Equipment Maintenance Warrant Officer (Army - Warrant Officer only)
Engineer Equipment Mechanic (Marine Corps - Enlisted)
Equipment Operator (Navy - Enlisted)
Expeditionary Fighting Vehicle (EFV) Repairer/Technician (Marine Corps - Enlisted)
Fuel and Electrical Systems Mechanic (Marine Corps - Enlisted)
General Purpose Vehicle Maintenance (Air Force - Enlisted)
General Purpose Vehicle Maintenance Apprentice (Air Force - Enlisted)
General Purpose Vehicle Maintenance Helper (Air Force - Enlisted)
General Purpose Vehicle Maintenance Journeyman (Air Force - Enlisted)
Heavy Ordnance Vehicle Repairer/Technician (Marine Corps - Enlisted)
LCAC Mechanical Systems Maintenance Technician (Navy - Enlisted)
Light Armored Vehicle (LAV) Repairer/Technician (Marine Corps - Enlisted)
Logistics Vehicle System Mechanic (Marine Corps - Enlisted)
M1 Abrams Tank System Maintainer (Army - Enlisted)
M1 Armor Crewman (Army - Enlisted)
Machinery Technician (Coast Guard - Enlisted)

Maintenance Supervisor (Army - Enlisted)
Marine Safety Specialist Engineer (Coast Guard - Warrant Officer only)
Missile And Space Systems Maintenance (Air Force - Enlisted)
Missile And Space Systems Maintenance Apprentice (Air Force - Enlisted)
Missile And Space Systems Maintenance Craftsman (Air Force - Enlisted)
Missile And Space Systems Maintenance Helper (Air Force - Enlisted)
Missile And Space Systems Maintenance Journeyman (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance (Space Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Apprentice (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Apprentice (Space Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Apprentice, Firefighting and Refueling Vehicle and Equipment Maintenance (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Craftsman (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Helper (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Helper (Space Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Helper, Firefighting and Refueling Vehicle and Equipment Maintenance (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Journeyman (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Journeyman (Space Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Journeyman, Firefighting and Refueling Vehicle and Equipment Maintenance (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance Journeyman, Firefighting and Refueling Vehicle and Equipment Maintenance (Space Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance, Apprentice, Material Handling Equipment (MHE)/463L Maintenance (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance, Helper, Material Handling Equipment (MHE)/463L Maintenance (Air Force - Enlisted)
Mission Generation Vehicular Equipment Maintenance, Journeyman, Material Handling Equipment (MHE)/463L Maintenance (Air Force - Enlisted)
Motor Transport Maintenance Chief (Marine Corps - Enlisted)
Motor Transport Officer (Marine Corps - Warrant Officer only)
Naval Engineering Specialty (Coast Guard - Warrant Officer only)
Ordnance Vehicle Maintenance Chief (Marine Corps - Enlisted)
Ordnance Vehicle Maintenance Officer (Marine Corps - Warrant Officer only)
Self Propelled Artillery Systems Mechanic (Army - Enlisted)
Senior Automotive Maintenance Warrant Officer/Senior Ordnance Logistics Warrant Officer (Army - Warrant Officer only)
Senior Maintenance Supervisor (Army - Enlisted)
Special Vehicle Maintenance (Air Force - Enlisted)
Special Vehicle Maintenance Journeyman, Fire Fighting Vehicles (Air Force - Enlisted)
Special Vehicle Maintenance Journeyman, Refueling Vehicles (Air Force - Enlisted)
STRYKER Systems Maintainer (Army - Enlisted)
Support Equipment Electrician/Refrigeration and Engine/Gas Turbine Technician (Marine Corps - Enlisted)
Support Equipment Tow Tractor Technician (Navy - Enlisted)
Tracked Vehicle Repairer (Army - Enlisted)
Unit Supply Specialist (Army - Enlisted)
Vehicle Management Manager (Air Force - Enlisted)
Vehicle Management Superintendent (Air Force - Enlisted)
Vehicle Recovery Mechanic (Marine Corps - Enlisted)
Wheel Vehicle Repairer (Army - Enlisted)
Wheeled Vehicle Mechanic (Army - Enlisted)

Apprenticeship Crosswalk Titles

Air Conditioning Mechanic (Auto Serv)
Auto Cooling System Diagnostic Tech
Auto-Radiator Mechanic
Automotive Mechanic (Existing Title: Automobile Mechanic)
Brake Repairer (Auto Serv)
Carburetor Mechanic
Front-End Mechanic

Fuel Injection Servicer
Repairer, Heavy
Spring Repairer, Hand
Transmission Mechanic
Tune-Up Mechanic
Undercar Specialist (Alternate Title: Automotive Tech Specialist )

DOT Crosswalk Titles

Air-Conditioning Mechanic
Automatic-Window-Seat-and-Top-Lift Repairer
Automobile Mechanic
Automobile-Mechanic Apprentice
Automobile-Radiator Mechanic
Automobile-Service-Station Mechanic
Automotive-Cooling-System Diagnostic Technician
Brake Adjuster
Brake Repairer
Brake-Drum-Lathe Operator
Carburetor Mechanic
Clutch Rebuilder
Floor Service Worker, Spring

Front-End Mechanic
Fuel-Injection Servicer
Muffler Installer
New-Car Get-Ready Mechanic
Repairer, Heavy
Spring Repairer, Hand
Squeak, Rattle, and Leak Repairer
Transmission Mechanic
Tune-Up Mechanic
Undercar Specialist
Vehicle-Fuel-Systems Converter
Wheelwright