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Automotive Service Technicians and Mechanics

Tasks

Core Tasks Include:

Test drive vehicles and test components and systems, using equipment such as infrared engine analyzers, compression gauges, and computerized diagnostic devices.
Inspect vehicles for damage and record findings so that necessary repairs can be made.
Test and adjust repaired systems to meet manufacturers' performance specifications.
Repair, reline, replace, and adjust brakes.
Estimate costs of vehicle repair.
Review work orders and discuss work with supervisors.
Troubleshoot fuel, ignition, and emissions control systems, using electronic testing equipment.
Confer with customers to obtain descriptions of vehicle problems and to discuss work to be performed and future repair requirements.
Align vehicles' front ends.
Test electronic computer components in automobiles to ensure proper operation.
Tear down, repair, and rebuild faulty assemblies, such as power systems, steering systems, and linkages.
Perform routine and scheduled maintenance services, such as oil changes, lubrications, and tune-ups.
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.
Plan work procedures, using charts, technical manuals, and experience.
Maintain cleanliness of work area.
Align wheels, axles, frames, torsion bars, and steering mechanisms of automobiles, using special alignment equipment and wheel-balancing machines.
Tune automobile engines to ensure proper and efficient functioning.
Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
Repair and service air conditioning, heating, engine cooling, and electrical systems.
Disassemble units and inspect parts for wear, using micrometers, calipers, and gauges.
Change spark plugs, fuel filters, air filters, and batteries in hybrid electric vehicles.
Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
Repair or replace parts such as pistons, rods, gears, valves, and bearings.
Rewire ignition systems, lights, and instrument panels.
Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.

Supplemental Tasks Include:

Rebuild parts, such as crankshafts and cylinder blocks.
Conduct visual inspections of compressed natural gas fuel systems to identify cracks, gouges, abrasions, discoloration, broken fibers, loose brackets, damaged gaskets, or other problems.
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.

Tasks Include:

Repair or rebuild transmissions.
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.

The data sources for the information displayed here include: O*NET™. (Using onet291)