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Service bulletins for the 2018 BMW M4

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.

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

By type

By component

Only bulletins with component: Steering are shown. Show all

Bulletins, newest first
B3103182022-06-21. Service bulletin. STEERING. Cracking noises heard from the area of the front axle when rotating the steering while stationary or at low speed.
B6107212021-11-08. Service bulletin. STEERING. Groaning, scraping, or squeaking noise coming from the steering wheel area in the interior of the vehicle,when turning the steering wheel.
B3404142021-05-24. Service bulletin. SERVICE BRAKES, AIR:DISC; STEERING: STEERING WHEEL/HANDLE BAR. Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused by high thermal stresses during rapid heating and cooling of the brake discs. Braking from high speed with cold brake components (less than 212 degrees F) increases the likelihood of cracks to form.
B6124172018-10-09. Service bulletin. STEERING. STEERING WHEEL BUTTONS DO NOT FUNCTION RELIABLY: Sporadic or continuous malfunction of multifunction steering wheel buttons
B3101122018-07-16. Service bulletin. STEERING; POWER TRAIN:AXLE ASSEMBLY. CRACKING NOISES FROM THE FRONT AXLE AREA WHILE TURNING THE WHEELS, WHEN STATIONARY OR PARKING: Cracking noises are heard from the front axle area while maneuvering at low speeds (e.g., parking lot maneuvers) or when turning the steering wheel while stationary.
B3103182018-05-07. Service bulletin. STEERING. CRACKING NOISE FROM FRONT OF VEHICLE WHILE TURNING OR PARKING: Cracking noises heard from the area of the front axle when rotating the steering while stationary or at low speed. Refer to the linked video https://tinyurl.com/y9lddolz

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