Auto Repair Dictionary
Common auto repair terms explained in plain language
20 terms
ABS
Anti-lock braking technology that helps prevent wheel lockup during hard braking.
Air Conditioning Compressor
A major A/C system component that compresses refrigerant so cool air can be produced.
Air Conditioning Condenser
A heat exchanger that helps remove heat from refrigerant in the air conditioning system.
Air Filter
A replaceable filter that helps keep dirt and debris out of the engine intake system.
Alternator
A charging-system component that helps power electrical systems and recharge the battery.
Battery
A vehicle power source that helps start the engine and support electrical systems.
Brake Caliper
A hydraulic brake component that squeezes brake pads against the rotor.
Brake Pads
Wearable friction material that helps slow your vehicle when braking.
Catalytic Converter
An emissions component that helps convert harmful exhaust gases into less harmful output.
Coolant
Fluid that helps regulate engine temperature and protect the cooling system.
Engine Diagnostic
A diagnostic process used to identify check-engine lights and performance issues.
Oil Filter
A filter that removes contaminants from engine oil during operation.
Radiator
A cooling-system component that helps remove heat from engine coolant.
Serpentine Belt
A long engine belt that drives multiple accessories such as the alternator and A/C compressor.
Spark Plug
An ignition component that creates the spark needed for combustion in gas engines.
Starter
An electric motor that helps crank the engine when starting the vehicle.
Struts
Suspension components that help support the vehicle and control ride movement.
Tire Rotation
Moving tires between positions to help promote even wear and longer tire life.
Transmission Fluid
Fluid that lubricates and supports operation inside an automatic or manual transmission.
Wheel Alignment
Adjustment of wheel angles to help improve tire wear, steering, and handling.
