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We expect the 2025 A4 will be more reliable than the average new car. This prediction is based on data from 2023 model and the Audi brand score.
The Reliability score is based on our latest subscriber survey of 2013 Audi A4 owners. The owner comments describe problems respondents experienced with this vehicle.
Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
"needed to be secured"
Anonymous, MA (2013 Audi A4 2.0-L 4 Cyl turbo)"Cracked coolant reservoir and fan pulley bearing"
Anonymous A., NC (2013 Audi A4 2.0T 2.0-L 4 Cyl turbo)"AC does not cool properly occasionally"
Anonymous, ON (2013 Audi A4 2.0T 2.0-L 4 Cyl turbo)Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
"Shortly after purchasing the car, the rear main seal sprung a big leak leading to a costly repair."
Anonymous A., IL (2013 Audi A4 2.0T 2.0-L 4 Cyl turbo)"Have to add a quart of oil between oil changes. Leaks into the plastic pan under the engine."
Anonymous, PA (2013 Audi A4 2.0T 2.0-L 4 Cyl turbo)Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
"Control arm bushings replaced Engine motor mounts replaced Fuel pump replaced"
Anonymous, MO (2013 Audi A4 2.0T 2.0-L 4 Cyl turbo)Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.
Transmission rebuild or replacement, torque converter, premature clutch replacement.
Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.
Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
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.
AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
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.
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.
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.
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.
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.
Audi A4
BMW 3 Series
Infiniti G
Mercedes-Benz C-C...
"the sensors are shot and need to be replaced. The Audi dealer says they need to replace the whole catalytic converter. The catalytic converter is working fine just the sensors aren't working which makes the light go off."
Anonymous, MA (2013 Audi A4 2.0-L 4 Cyl turbo)