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The 2019 A4 is much more reliable than other cars from the same model year.
The Reliability score is based on our latest subscriber survey of 2019 Audi A4 owners. The owner comments describe problems respondents experienced with this vehicle.
Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
""Water pump leak was detected during a routine maintenance in January 2024. Problem resolved quickly, but turbo hose was not properly reattached when putting the car back together. Had to make a return visit to remedy the error.""
Anonymous, CO (2019 Audi A4 2.0T 2.0-L 4 Cyl turbo)Cruise control, clock, warning lights, body control module, keyless entry, wiper motor or washer, tire pressure monitor, interior or exterior lights, horn, gauges, 12V power plug, USB ports, alarm or security system, remote engine start, heated or cooled seats, heated steering wheel, headlights, automatic headlights, automatic wipers, wireless charging pad.
"Check electrical system warning. Needed new battery."
Anonymous A., CO (2019 Audi A4 2.0T 2.0-L 4 Cyl turbo)Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
""There is a rattle inside the driver's door -- sounds like a retaining clip is loose for the interior panel, but the cost to have it checked is too much to be worthwhile.""
Anonymous, TX (2019 Audi A4 2.0T 2.0-L 4 Cyl turbo)Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.
"Car was making squeaking noise when accelerating. Was told noise was coming from cam shaft. Had it replaced - covered under warranty."
Anonymous, (2019 Audi A4 S4 2.0-L 4 Cyl turbo)Transmission rebuild or replacement, torque converter, premature clutch replacement.
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
Alternator, starter, hybrid battery replacement, hybrid battery related systems, regular battery, battery cables, engine harness, coil, ignition switch, electronic ignition, spark plugs and wires failure, auto stop/start.
Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.
Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.
Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
Shocks or struts, ball joints, tie rods, wheel bearings, alignment, steering linkage (includes rack and pinion), power steering (pumps and hoses, leaks), wheel balance, springs or torsion bars, bushings, electronic or air suspension.
Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.
Windows, locks and latches, doors or sliding doors, tailgate, trunk or hatch, mirrors, seat controls (power or manual), seat belts, sunroof, convertible top, glass defect.
Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
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"Driver side tire is low on air often"
Anonymous A., MO (2019 Audi A4 2.0T 2.0-L 4 Cyl turbo)