Car Record Book

2020 BMW 840i recalls & problems

The 2020 BMW 840i has 6 safety recalls and 4 owner complaints on file with NHTSA. The most-reported problem area is steering (1 complaint).

Recalls6safety recalls
Complaints4filed by owners
Crashes · fires0 · 0reported in complaints
Injuries · deaths0 · 0reported in complaints

Safety recalls

Power train › Driveline › Driveshaft

NHTSA recall 26V525000 · Aug 12, 2026 · 36,823 vehicles

Problem: BMW of North America, LLC (BMW) is recalling certain 2020-2026 840i, 840i xDrive, 2021-2023 540i, 540i xDrive, M550i xDrive, and 2024-2026 750e xDrive vehicles. The connection between the driveshaft and the rear differential may become damaged, possibly resulting in a loss of power to the rear wheels or a vehicle rollaway.

Risk: An unexpected loss of drive power can increase the risk of a crash. In addition, a damaged driveshaft can result in a vehicle rollaway if the parking brake is not applied, increasing the risk of a crash or injury.

Fix: Dealers will inspect the connection between the driveshaft and rear axle differential, and apply adhesive or replace the driveshaft and rear axle differential, as necessary, free of charge. Owner notification letters were mailed October 8, 2026. Owners may contact BMW customer service at 1-800-525-7417. Vehicle Identification Numbers (VINs) involved in this recall will become searchable on NHTSA.gov beginning October 2, 2026.

Electrical system › Starter assembly

NHTSA recall 25V644000 · Sep 25, 2025 · 145,102 vehicles · opened after NHTSA action (ODI)

Problem: BMW of North America, LLC (BMW) is recalling certain 2020 340I, X6, 2020-2025 840I, 2020-2022 740LI, 2019-2020 X7, and X5 vehicles. After repeated attempts, the starter motor may overheat from an electrical overload.

Risk: An overheated starter motor can ignite nearby combustible material in the engine compartment, increasing the risk of a fire.

Fix: Dealers will replace the engine starter, free of charge. This recall includes vehicles repaired under recall 24V576 and those owners will need to have their vehicle repaired again. Owner notification letters were mailed February 9, 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 17, 2025.

Engine and engine cooling › Engine › Engine control module (ecu/ecm) › Software

NHTSA recall 24V576000 · Aug 1, 2024 · 105,588 vehicles

Problem: BMW of North America, LLC is recalling certain 2019-2020 X5, X7, 2020 3 Series Sedan, X6, 2020-2021 7 Series Sedan, 2020 8 Series Convertible, 8 Series Coupe, and 2020 8 Series Gran Coupe vehicles. Please see the recall report for the complete list of models. In the event the starter motor fails, repeated attempts to start the vehicle can cause the starter motor to overheat from an electrical overload.

Risk: A starter motor that overheats can ignite nearby combustible material in the engine compartment, increasing the risk of a fire.

Fix: Dealers will update the vehicle software, free of charge. Owner notification letters were mailed September 27, 2024. Owners may contact BMW customer service at 1-800-525-7417.

Components: Engine and engine cooling › Engine › Engine control module (ecu/ecm) › Software; Electrical system › Starter assembly

Back over prevention › Software

NHTSA recall 21V096000 · Feb 19, 2021 · 13,858 vehicles

Problem: 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."

Risk: 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.

Fix: 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.

Components: Back over prevention › Software; Back over prevention › Sensing system › Camera

Service brakes, hydraulic › Power assist › Hydraulic

NHTSA recall 21V062000 · Feb 10, 2021 · 893 vehicles

Problem: BMW of North America, LLC (BMW) is recalling certain 2020-2021 8 Series Coupe, Grand Coupe and convertible 840i, 840i xDrive, M850i xDrive, M8 and 740 Li, 740 Li xDrive, 750 Li xDrive, M760 Li xDrive, X6 sDrive40i, X6 xDrive40i, X6 xdrive50i, X6 M50i, X6M, and 2019-2021 X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5 M50i, X5M, X7 xDrive40i, X7 xDrive50i, X7 M50i, and 2021 M3, M3 Competition, M4 Coupe, M4 Competition Coupe, X5 xDrive45e, 745 Le xDrive. The rotor and shaft within the integrated brake system may not have been welded properly and could separate during a hard braking event, possibly resulting in a loss of the Antilock Brake System (ABS) and braking assistance.

Risk: A loss of ABS and a reduction in braking assistance can increase the risk of a crash.

Fix: BMW will notify owners, and dealers will replace the integrated brake system, free of charge. Owner notification letters were mailed on May 25, 2021. Owners may contact BMW customer service at 1-800-525-7417.

Components: Service brakes, hydraulic › Power assist › Hydraulic; Service brakes, hydraulic

Seat belts › Pretensioner

NHTSA recall 20V164000 · Mar 19, 2020 · 3,316 vehicles

Problem: BMW of North America, LLC (BMW) is recalling certain 2020 X3 xDrive30e, X4 xDrive30i, X4 M40i, X4M, 330i, 330i xDrive, M340i, 840i Gran Coupe, 840i xDrive Gran Coupe, M850i xDrive Gran Coupe, M8 Gran Coupe, X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, and 840i xDrive Convertible vehicles. The sensors in the front seat belt buckles may inaccurately detect a belted occupant as unbelted, possibly causing the air bag and seat belt pretensioners to deploy improperly in the event of a crash.

Risk: If the air bag and/or seat belt pretensioners deploy improperly in the event of a crash, there is an increased risk of injury to the driver and front passenger.

Fix: BMW will notify owners, and dealers will inspect and replace the front seat belt buckles, as necessary, free of charge. The recall began May 18, 2020. Owners may contact BMW customer service at 1-800-525-7417.

Components: Seat belts › Pretensioner; Seat belts › Front › Warning light/devices; Seat belts › Front › Buckle assembly; Air bags

Recall repairs are free at any authorised dealer. A recall listed here may already have been fixed on a particular car: enter its 17-character VIN at nhtsa.gov/recalls to see open recalls.

Fuel economy

840i Coupe

25mpg combined
City / highway23 / 30 mpg
FuelPremium Gasoline

3 L · 6 cyl · Automatic (S8) · Rear-Wheel Drive · about $3,300/year to fuel

840i Convertible

24mpg combined
City / highway22 / 29 mpg
FuelPremium Gasoline

3 L · 6 cyl · Automatic (S8) · Rear-Wheel Drive · about $3,400/year to fuel

840i Gran Coupe

24mpg combined
City / highway22 / 29 mpg
FuelPremium Gasoline

3 L · 6 cyl · Automatic (S8) · Rear-Wheel Drive · about $3,400/year to fuel

EPA estimates from fueleconomy.gov for each engine and transmission sold. Annual cost is the EPA's estimate for 15,000 miles a year at its current fuel and electricity price assumptions. Your results will vary.

What owners report

Problem areaComplaintsCrashesFiresInjuriesTypical mileage*
Steering
1000—
Unknown or other
1000—
Electrical system
1000—
Engine
1000—
Service brakes, hydraulic
1000—

*Median odometer reading when the problem happened, where owners gave one. One complaint can name several problem areas.

Recent owner complaints

Owner complaints are submitted to NHTSA by the public and are not verified. Shown as filed (NHTSA removes personal details); long reports are shortened.