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The 2024 Sienna is more reliable than other cars from the same model year.
The Reliability score is based on our latest subscriber survey of 2024 Toyota Sienna owners. The owner comments describe problems respondents experienced with this vehicle.
Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
"Attacked by wild turkeys. $5500 to repair."
Anonymous, GA (2024 Toyota Sienna Platinum 2.5-L 4 Cyl hybrid)"Finish peeling on wheels"
Anonymous A., (2024 Toyota Sienna XSE 2.5-L 4 Cyl hybrid)Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
"Problem is not resolved. Breaking is interrupted occasionally"
Anonymous A., (2024 Toyota Sienna LE 2.5-L 4 Cyl hybrid)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.
""2nd row captain chair does not lock down , its more annoying than a real problem . I have to make an appointment to have it fixed dealers 16 miles away . they worked on it last august had a loaner for 2 weeks. I think they are going to have replace whole seat .""
Anonymous, MI (2024 Toyota Sienna Platinum 2.5-L 4 Cyl hybrid)Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.
"There appears to be some type of special voodoo magic required to get the rear seat entertainment system to work with normal devices like an IPhone."
Anonymous, SC (2024 Toyota Sienna Limited 2.5-L 4 Cyl hybrid)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.
"Around 8500 mile tailgate wouldnt open or close properly. Dealer claimed they replaced the rear latch. Two miles later it started squeaking when opening the lift gate. Taking Sienna back to dealer ASAP."
Anonymous, AL (2024 Toyota Sienna Platinum 2.5-L 4 Cyl hybrid)Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
"After hitting 1000 miles the car had sever knocking under the car and under the hood. Car was in service for over 3 days until it was properly diagnosed and fixed which was all under warranty."
Anonymous, PA (2024 Toyota Sienna Platinum 2.5-L 4 Cyl hybrid)Electric/hybrid battery pack failure, replacement or malfunction, or cooling.
Electric drive failure, replacement or malfunction.
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.
Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.
AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
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.
Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.
Transmission rebuild or replacement, torque converter, premature clutch replacement.
Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
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.
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"changed the original 12 V battery with an AGM battery."
Anonymous A., CT (2024 Toyota Sienna XLE 2.5-L 4 Cyl hybrid)