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We expect the 2025 GLC to be less reliable than other new cars. This prediction is based on the Mercedes-Benz brand score.
The Reliability score is based on our latest subscriber survey of 2019 Mercedes-Benz GLC owners. The owner comments describe problems respondents experienced with this vehicle.
Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
"see my comment on the ECU."
Anonymous, MD (2019 Mercedes-Benz GLC GLC300 2.0-L 4 Cyl turbo)AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
"Third HVAC in this vehicle."
Anonymous A., CA (2019 Mercedes-Benz GLC GLC300 2.0-L 4 Cyl hybrid)Transmission rebuild or replacement, torque converter, premature clutch replacement.
"got an error message saying 'don't put car in gear, call service immediately' $4500 repair"
Anonymous, CA (2019 Mercedes-Benz GLC GLC300 2.0-L 4 Cyl hybrid)Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
"I believe brakes should last longer than 24000 miles"
Anonymous, IN (2019 Mercedes-Benz GLC GLC300 3.0-L V6 turbo)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.
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.
Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.
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.
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.
Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.
Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
"Oil from the camshaft magnetic sensors was leaking into the wire harness leading to the ECU. Was caught before it destroyed the ECU."
Anonymous, MD (2019 Mercedes-Benz GLC GLC300 2.0-L 4 Cyl turbo)