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Service bulletins for the 2021 BMW M235i

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

90 on file from NHTSA, as of 2026-10-19.

By type

By component

Only bulletins with component: Body and frame are shown. Show all

Bulletins, newest first
B5146162023-06-26. Service bulletin. STRUCTURE:BODY:TAILGATE. Upon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.
B5120222023-05-01. Service bulletin. STRUCTURE. While driving on rough roads, a cracking sound is heard coming from the headliner area.
B5120222023-01-30. Service bulletin. STRUCTURE. While driving on rough roads, a cracking sound is heard coming from the headliner area.
B5120222023-01-03. Service bulletin. STRUCTURE. While driving on rough roads, a cracking sound is heard coming from the headliner area.
B5107212021-05-24. Service bulletin. STRUCTURE:BODY:DOOR. INCREASED EFFORT REQUIRED TO OPEN DOORS: One or more doors may require increased effort to open.
B6406202021-02-01. Service bulletin. STRUCTURE:INTERIOR PANELS:DASHBOARD; ELECTRICAL SYSTEM; EQUIPMENT. ?FIZZING / GURGLING NOISES FROM CENTER VENT IN DASHBOARD: The Air Conditioning system is cooling the vehicle interior. The customer hears a fizzing / gurgling noise coming from the center ventilation grille in the vehicle interior.
B6111202021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; STRUCTURE:BODY:DOOR; EQUIPMENT ADAPTIVE/MOBILITY. WHEN LOCKING VEHICLE, DOORS ARE LOCKED BUT VEHICLE IS NOT SECURED: The customer complains that when locking the vehicle from the outside using the remote control: The doors lock The alarm system is not activated The side mirrors (when the function is activated) do not fold in.
B6404162020-12-21. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; STRUCTURE. Water Ingress In Footwell Area From A/C Condensate Drain: Water Ingress In Footwell Area From A/C Condensate Drain. Customer complains of musty odor or damp front footwell carpet.
B6405202020-11-16. Service bulletin. STRUCTURE:FRAME AND MEMBERS; EQUIPMENT:APPLIANCE:AIR CONDITIONER. CONDENSATION FROM AIR CONDITIONING LEAKS INTO PASSENGER FOOTWELL: Condensation from the air conditioning systems evaporator drips, below the instrument panel, into the passenger's footwell. During assembly, the cover of the fresh air intake was not fully seated when the screws were tightened. This cover can then leak condensation out through the existing gap.
B6516202020-10-19. Service bulletin. EQUIPMENT; STRUCTURE. SERVICE ACTION - PROGRAM HEAD UNIT: Incorrect encoding of the head unit, US type-specific scopes were not included. Software in the Head Unit.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.