A mechanic might do any or all of the following in a normal day:
- Repair defective parts on automobiles, including these systems: steering, ignition, suspension, electrical, transmission (manual and automatic), exhaust, engine, braking, fuel supply, cooling, and gasoline
- Repair or replace individual parts such as the rods, plugs, valves, and pistons
- Replace various devices in vehicles such as pumps, carburettors, generators, and starters
- Rewire loose, broken, or damaged wires in the electrical system.
- Repair, replace, and adjust brakes
- Install, replace, and repair various accessories such as a stereo or radio, mirrors, and windshield wipers
- Reconstruct individual parts such as cylinder blocks or crankshafts
- Examine vehicles for damages and discuss the repairs that need to be done with customers
- Perform minor tasks such as replacing or adjusting headlights, replacing tires and aligning the wheels, or changing the oil filter