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We expect the 2025 4 Series will have about average reliability when compared to the average new car. This prediction is based on data from 2024 model and the BMW brand score.
The Reliability score is based on our latest subscriber survey of 2016 BMW 4 Series owners. The owner comments describe problems respondents experienced with this vehicle.
Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
"The charge cooler leaked coolant. It needed to be repaired by installing a new charge cooler."
Anonymous A., WA (2016 BMW 4 Series M4)"Stupid run flat tiresok for Europe but not Canada seldom kept in stock,different sizes front and back ,spare impossible"
Anonymous A., MB (2016 BMW 4 Series 435i 3.0-L 6 Cyl turbo)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.
"The bushing started leaking at 84000 , estimated cost of repair by bmw dealer $1500."
Anonymous, NC (2016 BMW 4 Series 435i 3.0-L 6 Cyl turbo)"No matter how many wheel alignments i get, the tire wear is uneven specially from the inside of the tires"
Anonymous, PR (2016 BMW 4 Series 428i 2.0-L 4 Cyl turbo)Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
"Started 4 years ago. Replaced the door handles and it's happening again. The rubber coating on the interior door handles literally start to melt and get sticky and tacky to the touch."
Anonymous A., FL (2016 BMW 4 Series 428i 2.0-L 4 Cyl turbo)Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
"Valve cover oil leak approximately 83k miles. Smell of burning rubber every time you drive. BMW dealership repair cost, $2200."
Anonymous, NC (2016 BMW 4 Series 435i 3.0-L 6 Cyl turbo)Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.
"Got stuck in update mode. Dealer wants thousands to repair"
Anonymous, CA (2016 BMW 4 Series 428i 2.0-L 4 Cyl turbo)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.
"The hinge covers broke and the tension wire snapped pulling it out of line and this gouged a huge piece of leather above the back seat. Cost over $4000 to repair/replace."
Anonymous, MS (2016 BMW 4 Series 428i 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.
"Expensive replacement"
Anonymous, PA (2016 BMW 4 Series 428i 2.0-L 4 Cyl turbo)Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
Transmission rebuild or replacement, torque converter, premature clutch replacement.
Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.
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.
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.
Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.
"Car's catalytic converter sensor failed."
Anonymous A., FL (2016 BMW 4 Series 428i 2.0-L 4 Cyl turbo)