Ad-free. Influence-free. Powered by consumers.
Skip to Main ContentThe payment for your account couldn't be processed or you've canceled your account with us.
Re-activate
We expect the 2025 C-Class to have about average reliability when compared to other new cars. This prediction is based on the Mercedes-Benz brand score and limited data from the C-Class.
The Reliability score is based on our latest subscriber survey of 2021 Mercedes-Benz C-Class owners. The owner comments describe problems respondents experienced with this vehicle.
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.
Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
"Car randomly runs in limp mode. Dealer has reprogrammed it twice to no avail."
Anonymous A., OK (2021 Mercedes-Benz C-Class C300 2.0-L 4 Cyl turbo)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.
"The cooled seats do not work, and never have. I have not attempted to have them repaired yet."
Anonymous, OH (2021 Mercedes-Benz C-Class C300)AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
"The problem was resolved once it was serviced, but the dealership didnt give an explanation for the exact cause of the problem. The problem involved failure of the a.c. to cool. I asked the 2 men picking the car up for service if this was a common problem, and their reply was, it happens all the time!"
Anonymous, OH (2021 Mercedes-Benz C-Class C300)Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.
Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.
Transmission rebuild or replacement, torque converter, premature clutch replacement.
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.
Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.
Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
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.
Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
Mercedes-Benz C-C...
Audi A4
BMW 3 Series
"Battery failed at 2 years and 9000 miles"
Anonymous A., OK (2021 Mercedes-Benz C-Class C300 2.0-L 4 Cyl turbo)