M850i xDrive Coupe

165 service bulletins filed with NHTSA for this model year

• Sep 19, 2025ENGINEB011724

  The Fuel Injector Condition-Specific Repair Coverage Program applies to qualifying repairs for the required replacement of one or more the fuel injectors which were determined to have failed due to a buildup of external corrosion in the engine’s center fuel injector bore area that resulted after this location was periodically contaminated by engine coolant residue over time. This special program’s coverage is 15 years / 150,000 miles as determined from the vehicle's original in-service / first d

• Jan 16, 2024VISIBILITY:POWER WINDOW DEVICES AND CONTROLSB510819

  The basic conditions for initializing the power windows are not met.

• Jan 11, 2024ELECTRICAL SYSTEMB611305

  The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle “discharged battery” complaints.

• Oct 13, 2023SERVICE BRAKES, HYDRAULICB340714

  Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-

• Aug 1, 2023STEERINGB320223

  ?Unusual noises occur only when operating the steering column in the axial direction.

• Jun 1, 2023EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUALB840323

  BMW AG has issued a Delivery Stop (effective February 9, 2023) on certain Model Year 2022 - 2023 BMW vehicles that were produced between June 29, 2022 and February 16, 2023.

• Jun 1, 2023VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEMB640821

  The air conditioning cycles from cold to warm air while driving or while at a stand still. The vent outlet temperatures vary by 25 degrees Fahrenheit or more (38 F to 60 F +) without changing any climate control settings.

• Jun 1, 2023EXTERIOR LIGHTINGB630821

  Headlight check control (CC) message 128 "High beam headlight failure" is displayed. The following fault codes are stored during a vehicle test: 80419A - Left high-beam headlight: Short circuit and/or 8041A5 - light outputs: Number of permitted short circuit cycles exceeded

• and 157 more

Source: NHTSA manufacturer communications (technical service bulletins).