Car terms glossary of words, lingo, and jargon. Understand what your mechanic is telling you. A B C D E F G H I J K L M N O P Q R S T U V W A A-pillar A/C compressor A/C drain hose ACV AT-PZEV ATTS AWD Accelerator Accelerator pedal linkage Acquisition fee Activate suspension Activator Active pedestrian protection system AdBlue Adaptive cruise control Adaptive headlights Adjustable pedals Adjustable suspension Aerodynamic drag Aftermarket accessory Age Air conditioner refrigerant Air conditioning filter Air damn Air filter restriction indicator Air pollution score Air pressure Air pump filter Airbag Alignment All-season tires Alternator Antenna Anti-roll bar Anti-dive Anti-locking brake system (ABS) Anti-theft alarm Anti-theft codes Anti-theft immobilizer Antifreeze Antioxidants Aspect ratio Auto shift lock/starter safety switch Automated manual transmission Automatic transmission Awareness aids Axle B B-pillar BMW Balance shaft Ball joint Bead Beam axle Blind spot Bolstering Boost pressure Brake bias Brake booster Brake fluid Brake lining Brake pedal Braking assist Brush guard Bumper Bushing C C-pillar CCV CUV CV joint CVT Cabin lighting Cadillac Camber Camshaft Carbon dioxide Carbon fiber Carbon monoxide Carburetor Catalytic converter Catalytic converter heat shield Certified pre-owned vehicle Chassis Child seat Chevrolet Chrysler City fuel economy Climate control Climate-controlled seats Clutch Clutch pedal Combined fuel economy Combustion chamber Comprehensive insurance Console Contact patch Coolant Cord Cord angle Coupe Crash test ratings Crown Crumple zone D D-pillar D.O.T. DMV Dashboard Design rim Diesel engine Differential Direct injection system Disc brakes Driveshaft Dynamic balance E ETRTO Electric battery Electric vehicle Emission standards Engine oil Ethanol Exhaust manifold F Flywheel Fog lights Ford Fuel pump Fuel tank G General Motors Groove H HEMI Headlights Heated windshield Highway fuel economy Horsepower Hydroplaning Hyundai I Ignition coil J Jumpstart Jeep K Kia L Leg room Limited warranty Load M M+S tires MAF sensor Mazda N Nissan O Opposite lock Optional equipment Original equipment Overdrive Overheating Oxidation P PSI Parking assist Parking sensors Permeation Plus size wheels Polymer Pyrometer R Rear defroster Rear seat entertainment system Rear spoiler Rim drop Rim flange S SUV Seating capacity Sedan Service tire monitor system Sidewall Sipe Skid resistance Solenoid Spark plug Speed rating Speed sensor Stability control system Steering angle sensor Steering rack Subaru Supercharger Suzuki T Tail lights Tesla Tie rod Timing belt Toyota Transmission fluid Tread U Uniform tire quality grading (UTQG) Upholstery V VIN Volkswagen Volvo W Water pump