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2024 BMW 840iProblems, recalls & complaints

NHTSA has logged 2 owner complaints about the 2024 BMW 840i, most often about the engine. It is covered by 2 safety recalls, and for recall 25V-644 the manufacturer reports only 74% of affected cars repaired.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls2Lowest repair rate 74%Owner complaints20 with a crash, fire or injuryTop problem1Engine

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through August 12, 2026. Updated daily.

Complaints by system

Where the 2024 BMW 840i has problems

2 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Engine10
Fuel/propulsion system10
Power train10
Wheels10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

2 recalls

2024 BMW 840i recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

74%repaired · 2026 Q3

Electrical system: starter assembly

Recall 25V-644 · Sep 25, 2025 · 145,102 vehicles · 106,842 repaired

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

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with BMW.

Best & worst years

2024 vs. every other 840i year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the 840i median. How we score

'19'20'21'22'23'24'25'26
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What 840i owners report

Recent engine complaints filed with NHTSA, shortened. Personal details are removed.

While driving, the vehicle experienced a sudden catastrophic failure involving the engine and turbocharger, resulting in an immediate loss of power and the vehicle becoming disabled in an active roadway. The failure occurred without warning and required a response from the San Diego Police…
Complaint 11726550 · Mar 23, 2026

Own a 2024 840i?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.