NHTSA vehicle safety data

2021 BMW X4 Recalls & Complaints

The 2021 BMW X4 has 8 NHTSA recall campaigns and 6 owner complaints on file as of November 3, 2026. Recall repairs are usually free at an authorized BMW dealer.

NHTSA recall and complaint data for the 2021 BMW X4. Recall data is refreshed daily from NHTSA.

2021 BMW X4 owner complaints

Owners have filed 6 complaints with NHTSA about the 2021 BMW X4, describing incidents dated January 2, 2023 to March 27, 2026.

Most-cited components

  • Engine 2 complaints
  • Seat Belts 2 complaints
  • Power Train 1 complaint
  • Suspension 1 complaint
  • Unknown or Other 1 complaint

Newest complaints

  • ODI #11729655 · Filed

    I am reporting a safety concern regarding BMW vehicles equipped with the B58 Technical Update (B58TU) engine, commonly found on models from 2019 to 2021. The oil pump in these vehicles is failing prematurely. I was told this by service technicians at BMW and confirmed it through my own research. The…

  • ODI #11717328 · Filed

    The contact owns a 2021 BMW X4. The contact received notification of NHTSA Campaign Number: 25V636000 (Electrical System). While the vehicle was in park(P), there were abnormal sounds coming from the engine. The contact stated that when the vehicle was shifted into drive(D) and the brake pedal was…

  • ODI #11715323 · Filed

    Went to sit in driver rear seat and put on my seat belt and found it frayed apart. Thought this was od and tried the rear passenger side only to find the exact same thing. Took it to the dealer in Visalia, CA. They said that they have never seen anything like that before. After discovering that both…

Read all 6 complaints

Electrical System — Starter Assembly

NHTSA #26V438000 · NHTSA notice

Reported July 8, 2026 · BMW of North America, LLC

Defect description

BMW of North America, LLC (BMW) is recalling certain 2023-2024 Toyota Supra, 2022-2025 2 Series Coupe, 2021-2023 5 Series, 2022-2026 Z4, 2023-2024 4 Series Gran Coupe, 4 Series Convertible, 4 Series Coupe, 3 Series, 2021-2025 X4, and 2021-2024 X3 vehicles. Please see the recall report for a complete list of all models. The engine starter may overheat and catch fire due to wear on an internal component.

Safety consequence

Fire increases the risk of injury.

Manufacturer remedy

Dealers will replace the engine starter, free of charge. Owner notification letters were mailed on August 31, 2026. Owners may contact BMW customer service at 1-800-525-7417 or Toyota's customer service at 1-800-331-4331. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning August 28, 2026. This recall is an expansion of previous NHTSA recall 26V056.

Starter Motor May Overheat and Cause a Fire

NHTSA #26V056000 · Electrical System — Starter Assembly · NHTSA notice

Reported January 30, 2026 · BMW of North America, LLC

Potentially affected: 87,394 vehicles

Repair completion: 32.15% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Owners notified March 27, 2026 · Vehicles built starting December 14, 2020 (per NHTSA)

Defect description

BMW of North America, LLC (BMW) is recalling certain 2021-2023 Toyota Supra, 2022-2023 2 Series Coupe, 2021-2024 5 Series (xDrive), 2021-2022 Z4, 2022-2024 4 Series (Gran Coupe), 2021-2024 4 Series (Convertible and xDrive Convertible), 2021-2023 4 Series (Coupe), 2021-2024 3 Series, 2021-2023 X4, 2021-2024 X3 vehicles. Please see the recall report for a complete list of all models. The engine starter may overheat and catch fire due to wear on an internal component.

Safety consequence

Fire increases the risk of injury.

Manufacturer remedy

Dealers will replace the engine starter, free of charge. Owner notification letters were mailed July 21, 2026. Owners may contact BMW customer service at 1-800-525-7417 or Toyota's customer service at 1-800-331-4331. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning March 24, 2026.

Engine Starter May Corrode and Overheat

NHTSA #25V636000 · Electrical System — Starter Assembly — Relay · NHTSA notice

Reported September 23, 2025 · BMW of North America, LLC

Potentially affected: 199,674 vehicles

Repair completion: 60.32% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Owners notified February 6, 2026

Park outside only — fire risk while parked indoors or near structures.

Defect description

BMW of North America, LLC (BMW) is recalling certain 2019-2021 BMW 330i, 2019-2022 BMW Z4, 2020-2022 BMW 530i, X3, X4, Toyota Supra, 2021-2022 BMW 430i, 430i Convertible, and 2022 BMW 230i vehicles. The engine starter relay may corrode, causing the relay to overheat and short circuit.

Safety consequence

A short circuit in the starter relay may increase the risk of a fire.

Manufacturer remedy

Owners are advised to park their vehicles outside and away from structures until the remedy is complete. Dealers will replace the engine starter, free of charge. Owner notification letters were mailed February 6, 2026. Owners may contact BMW customer service at 1-800-525-7417. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov November 14, 2025.

Front Seats Not Properly Welded

NHTSA #23V211000 · Seats · NHTSA notice

Reported March 29, 2023 · BMW of North America, LLC

Potentially affected: 51 vehicles

Repair completion: 90.2% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Owners notified May 22, 2023

Defect description

BMW of North America, LLC (BMW) is recalling certain 2019-2021 330i, 330i xDrive, M340i xDrive, 2020-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, 2021 X3 xDrive30e, X4 xDrive30i, and X4M vehicles. The seat frame may not have been welded properly to the seat rails.

Safety consequence

An improperly welded seat frame may not properly restrain the occupant during a crash, increasing the risk of injury.

Manufacturer remedy

Dealers will replace the seat frame and back rest, free of charge. Owner notification letters were mailed May 22, 2023. Owners may contact BMW customer service at 1-800-525-7417.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Loss of Braking Assist

NHTSA #21V598000 · Engine · NHTSA notice

Reported August 2, 2021 · BMW of North America, LLC

Potentially affected: 50,024 vehicles

Repair completion: 95.86% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Owners notified September 17, 2021

Defect description

BMW of North America, LLC (BMW) is recalling certain 2020 M340i, M340i xDrive, 540i, 540i xDrive, X3 M40i, 2020-2021 X4 M40i, 745Le xDrive, 2019-2021 Z4 M40i, and 2020-2021 Toyota Supra vehicles. During engine start, the engine management software may cause loss of braking assist. Full mechanical braking (without assist) remains available.

Safety consequence

Loss of braking assist can increase the risk of a crash.

Manufacturer remedy

Dealers will update the engine management software, free of charge. Owner notification letters were mailed on September 17, 2021. Owners may contact BMW customer service at 1-800-525-7417.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Fuel Tank Weld may Fail and Allow Fuel Leak

NHTSA #21V199000 · Fuel System, Gasoline — Storage — Tank Assembly · NHTSA notice

Reported March 24, 2021 · BMW of North America, LLC

Potentially affected: 17 vehicles

Repair completion: 100% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Owners notified May 10, 2021

Defect description

BMW of North America, LLC (BMW) is recalling certain 2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, and X4, and 2021 X4 xDrive30i vehicles. The inlet check valve weld may fail, allowing the filling pipe to separate from the fuel tank.

Safety consequence

Fuel may leak through the failed weld, increasing the risk of a fire.

Manufacturer remedy

BMW will notify owners, and dealers will replace the fuel tank, free of charge. The recall is scheduled to begin May 17, 2021. Owners were also contacted by telephone. To date, all repairs have been done. No further owner notification letters will be sent. Owners may contact BMW customer service at 1-800-525-7417.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Rearview Camera Image Malfunction/FMVSS 111

NHTSA #21V096000 · Back Over Prevention — Sensing System — Camera · NHTSA notice

Reported February 19, 2021 · BMW of North America, LLC

Potentially affected: 13,858 vehicles

Repair completion: 97.63% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Owners notified April 16, 2021

Defect description

BMW of North America, LLC (BMW) is recalling certain 2019-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, X4 xDrive30i, X4 M40i, M550i, X4M, X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5M, X5 M50i, X7 xDrive40i, X7 xDrive50i, X7 M50i, Alpina XB7, 330i, 330i xDrive, M340i, M340i xDrive, and 8 Series Coupe, Convertible and Grand Coupe, 840i, 840i xDrive, M850i xDrive, M8, 2020-2021 530e, 530e xDrive, 330e, 330e xDrive, 745Le, 745Le xDrive, X5 xDrive45e, X3 xDrive30e, X6 sDrive40i, X6 xDrive40i, X6 xDrive50i, X6 M50i, X6M, 530i, 530i xDrive, 540i, 540i xDrive, M550i xDrive, M5, 740i, 740Li, 740Li xDrive, M760i Drive, M760Li xDrive, 750Li xDrive Alpina, Alpina B7 xDrive, and 2021 4 Series Coupe 430i, 430i xDrive, M440i xDrive vehicles. When shifting into Reverse, a small portion of the rearview image may be obscured, or the screen may not illuminate. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."

Safety consequence

If the driver relies on only the rearview camera image, the missing or reduced rearview image view can increase the risk of a crash or injury.

Manufacturer remedy

BMW will notify owners, and dealers will inspect the rearview camera software and update it if necessary, free of charge. The recall began April 16, 2021. Owners may contact BMW customer service at 1-800-525-7417.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Rearview Camera Image Obscured/FMVSS 111

NHTSA #20V598000 · Back Over Prevention — Sensing System — Camera · NHTSA notice

Reported September 30, 2020 · BMW of North America, LLC

Potentially affected: 312 vehicles

Repair completion: 100% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Owners notified November 18, 2020

Defect description

BMW of North America, LLC (BMW) is recalling certain 2020-2021 X3 sDrive 30i, X3 xDrive 30i, X3M 40i, X3 xDrive 30e, X4 xDrive 30i, X4M 40i, 530i, 540i, 540i xDrive, M550i xDrive, M5, 550e, 550e xDrive, and 550e iPerformance vehicles. A small portion of the rearview image may be slightly obscured. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

Safety consequence

If the driver relies on only the rearview camera image, the reduced rearview image view can increase the risk of a crash or injury.

Manufacturer remedy

BMW will notify owners, and dealers will inspect and, if necessary, program the rearview camera with updated software. The recall began November 18, 2020. Owners may contact BMW customer service at 1-800-525-7417.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Other BMW X4 model years

Check your 2021 BMW X4 VIN

Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your BMW X4 at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.

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