Bus and Truck Mechanics and Diesel Engine Specialists

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, or precision instruments, as well as power tools, such as pneumatic wrenches, lathes, welding equipment, or jacks and hoists.

Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.

Examine and adjust protective guards, loose bolts, and specified safety devices.

Perform routine maintenance such as changing oil, checking batteries, and lubricating equipment and machinery.

Test drive trucks and buses to diagnose malfunctions or to ensure that they are working properly.

Raise trucks, buses, and heavy parts or equipment using hydraulic jacks or hoists.

Attach test instruments to equipment, and read dials and gauges to diagnose malfunctions.

Rebuild gas or diesel engines.

Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.

Inspect, test, and listen to defective equipment to diagnose malfunctions, using test instruments such as handheld computers, motor analyzers, chassis charts, or pressure gauges.

Recondition and replace parts, pistons, bearings, gears, and valves.

Rewire ignition systems, lights, and instrument panels.

Follow green operational practices involving conservation of water or energy or reduction of solid waste.

Specialize in repairing and maintaining parts of the engine, such as fuel injection systems.

Align front ends and suspension systems.

Adjust or repair computer controlled exhaust emissions devices.

Inspect, repair, and maintain automotive and mechanical equipment and machinery, such as pumps and compressors.

Install or repair accessories.

Disassemble and overhaul internal combustion engines, pumps, generators, transmissions, clutches, and differential units.

Diagnose and repair vehicle heating and cooling systems.

Repair or adjust seats, doors, or windows.

Measure vehicle emissions to determine whether they are within acceptable limits.

Maintain or repair vehicles with alternative fuel systems, including biodiesel, hybrid, or compressed natural gas vehicles.

Operate valve-grinding machines to grind and reset valves.