Below are key auto repair terms and descriptions that will help you navigate your way through your car repairs. Always be sure to ask your mechanic for more information or explanations for any service, term or estimate/billing item you don’t understand.
A paper or synthetic filter that blocks dust, dirt and debris as air enters the engine.
Also known as: auto air filters, car air filter, performance air filter, auto air filter replacements, auto cabin air filter
aftermarket auto parts
Auto repair parts not made by the original manufacturer. Aftermarket parts are made to fit and function the same as the original parts, but they’re often less expensive than OEM parts. Some aftermarket auto parts are redesigned to increase performance.
Also known as: aftermarket parts, functionally-equivalent auto parts, off-brand auto parts, off-make auto parts, performance aftermarket parts
auto repair shop
An automotive repair shop that maintain and repair the internal working parts of automobiles. Some Alameda County auto repair shops specialize in specific repairs, such as auto electrical repair shops, automobile brake shops, muffler repair shops and automobile engine repair shops. Other vehicle repair centers in Alameda County are general repair garages that do all types of maintenance and service repairs.
Also known as: car repair shop, automobile repair shop, auto mechanic shop, car mechanic shop, auto repair garage
Four-wheel drive systems increase wheel traction on slippery roads and during off-road driving. All-wheel drive is different from 4-wheel drive because drivers cannot disengage AWD systems.
Also known as: AWD
Liquid in cooling systems that dissipates heat is known as anti-freeze. Antifreeze prevents freezing during winter, cools the engine in summer and protects the cooling system from rust and corrosion.
Also known as: coolant
auto electrical repair
Auto repairs to the electrical system of a vehicle. Auto electrical repairs may include alternator repair, auto starter repair, ignition repair, and auto electrical wiring repairs or replacement.
Also known as: automobile electrical repair, automotive electrical repair, car electrical repair, auto electrical service
A vehicle’s catalytic converter isolates exhaust particles and burns them before they leave the tailpipe.
Also known as: cat, catcon
The undercarriage of a vehicle is known as the chassis. The chassis carries all power train and suspension parts.
Also known as: framework, auto case, auto frame, auto undercarriage
The moving suspension components mounted between the vehicle frame and the wheels.
Also known as: car wishbone, auto double wishbone, vehicle suspension
The largest engine section, the crankcase contains the crankshaft.
The rod that transfers power from the engine to the transmission.
Also known as: crank
The differential is important for turning and cornering. It’s the gear system that allows one wheel to rotate faster than the other.
Also known as: rear differential
domestic auto repair shops
Auto repair garages in Alameda County that specialize in repairs on domestic vehicles are known as ‘domestic auto repair shops’. General Motors, Ford, and Chrysler (also known as The Big Three) are considered domestic vehicle manufacturers.
Also known as: repair for domestic cars, American-made car repairs, domestic automobile repair
When a vehicle’s engine runs fast while the vehicle is stopped and idling.
Also known as: fast motor idle speed, fast idling, car idling fast
When too much fuel is in the cylinders and makes starting difficult or impossible.
Also known as: engine flooded with gas, car flooded, engine stall, flooded vehicle
foreign auto repair shops
Foreign auto repair shops in Alameda County perform repairs and maintenance on vehicles manufactured by foreign car companies, including some automobiles built in the United States, including BMW, Toyota, Honda and Lexus.
4WD is a drive system that powers all four wheels and provides better traction during off-road use and poor weather conditions.
Also known as: 4WD, 4×4, four by four, sport utility vehicle
A driving system that powers the front wheels of the vehicle. Front-wheel drive systems can be automatic or manual shift.
Also known as: FWD, front wheel drive, frontwheel drive
fuel injection repairs
The fuel delivery system where injectors (also known as nozzles) spray fuel into the cylinders, giving better fuel control and efficiency.
Also known as: electronic fuel injection (EFI), fuel injection system repairs
The momentary loss of power on acceleration that causes a vehicle to hesitate when gaining speed.
Also known as: engine hesitation, engine sputtering, auto stumbling
The amount of energy produced by a vehicle’s engine.
Also known as: HP, mechanical horsepower, car horsepower, vehicle horsepower, electrical horsepower
The term used to describe a vehicle that is stationary but running.
Also known as: idling, slow idle, fast idling, automotive idling
An auto mechanic is a professional who repairs and maintains vehicles.
Also known as: auto mechanic, automobile mechanic, auto repair technician
mobile auto repair
Alameda County mechanics who repair vehicles on-site are considered mobile auto repair services. Mobile auto repair shops in Oakland, Fremont, Berkeley, San Leandro and Hayward can often do minor and major repairs and tune-ups.
OEM auto parts (Original Equipment Manufacturer)
Auto parts made by the vehicle manufacturer. While they may cost more than aftermarket auto parts, OEM parts usually fit better, last longer and are covered by warranties.
Also known as: Original Equipment Manufacturer parts, stock vehicle parts, stock parts
When an engine runs at reduced speed or requires more throttle to maintain speed.
Also known as: auto power loss, low power output, automobile hesitating
The term referring to the transmission and engine, the parts that deliver power to the vehicle.
The speed at which the engine crankshaft is turning.
Also known as: revolutions per minute
rebuilt auto parts
Rebuilt auto parts are used auto parts that have been remanufactured, reconditioned and restored.
Also known as: salvage auto parts, salvage car parts, salvaged parts, used auto parts, replacement parts, used car parts, refurbished auto parts, rebuilt auto parts
Rough idling is when the engine shakes and vibrates while the vehicle is running and stationary.
Also known as: vibrations, auto choking, engine sputtering, engine idling roughly, rough engine idling, rough idle repairs
salvage auto parts
Auto parts taken from recycled vehicles are called salvage auto parts. These are often inexpensive auto repair parts, but they usually don’t come with warranties because they haven’t been repaired or altered so their reliability can’t be guaranteed. Salvage auto parts are often a last resort for vehicle owners looking for hard-to-find parts for rare or older vehicles.
Also known as: salvage parts, salvage car parts, salvaged parts, used auto parts, replacement parts, used car parts
Serpentine belts are also called multi-vee or multi-rib belts. They are a long, continuous belt that runs several automotive engine components, indulging the alternator, power steering pump, air pump and water pump.
Also known as: multi-vee belts, multi-v belts, multi-rib belts
The term for a side-to-side motion that causes a vehicle’s tires and steering wheel to shake.
Also known as: car shaking, vehicle vibrations
When a vehicle does not accelerate smoothly or quickly enough it’s said to be sluggish or have sluggish performance.
Also known as: auto hesitation, vehicle loss of power, sluggish automotive performance
The shock absorbers and springs that create a smoother ride by dampening the motion of a vehicle as it drives.
Also known as: suspension system
The timing belt is a toothed belt that is operated by the crankshaft and drives the camshaft in a vehicle Broken timing belts cause valves to remain open and can cause engine damage when the valve is struck and bent by a piston.
The underside of a vehicle that supports the car and creates the framework.
Also known as: automobile framework, car body, auto frame, vehicle chassis, car undercarriage, automotive undercarriage, undercarriage repairs
A hose that creates vacuum suction force in the engine. Vacuum hoses move fluids from one part of the engine to another.
The pump that moves coolant (antifreeze) through the radiator and engine.
Also known as: car water pump, car coolant pump
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