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Service bulletins for the 2023 BMW X4

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.

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

Warranty extensions
B0103242026-08-03. ENGINE. The EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.
B0103242026-05-18. ENGINE. The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.

A warranty extension may pay for a repair after the basic warranty has ended. Read the document for which vehicles and which repair it covers.

By type

By component

Bulletins, newest first
B0103242026-08-03. Warranty extension. ENGINE. The EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.
B6412242026-05-18. Service bulletin. STRUCTURE:BODY. 1. Use of aftermarket accessory hang-on cellular phone holders and/or air fresheners can break the instrument panel air vent slats. Damage and/or issues caused by outside influences are not covered under the BMW limited warranties. Originally, the air vent slats were only repairable by replacing the entire front center dash vent assembly; which in some applications, also included the IHKA control module.
B0103242026-05-18. Warranty extension. ENGINE. The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.
B6613232025-11-03. Service bulletin. FORWARD COLLISION AVOIDANCE: WARNINGS. Various Check Control messages (CCM) can be displayed to the customer, which indicate a restricted function or an unavailability of the driver assistance systems or driver assistance functions. During the diagnosis, the following fault memory entries are entered individually or in combination: 800AC4 - Camera calibration failed 800AC8 - Permanent calibration error 800A24 - Temporary software fault 800ABE - KAFAS camera: Field of view permanently faulty This only affects vehicles with the following optional equipment: 5AU Driving AssistantProfessional.
B1201252025-06-17. Emissions. ELECTRICAL SYSTEM. EMISSIONS RECALL 25E-A03: PROGRAM CONTOL UNITS (DME)
B6526242024-10-19. Service bulletin. AIR BAGS. A check control message (CCM) for the restraint system (Air bag) appears. In the instrument cluster, the red air bag warning light lights up permanently. One of the following fault codes is stored in the ACSM (air bag control unit): 930949 - Knee airbag, driver: Short circuit to negative terminal 93094F - Knee airbag, front passenger: Short circuit to negative terminal 93094C - Knee airbag driver's side: Resistance too great 930952 - Knee airbag, front passenger: Resistance too great
B2702202024-09-02. Service bulletin. POWER TRAIN. There is a jerking or shuddering during either or both of the following: Cornering or accelerating from low speeds Driving with low to medium loads There are no warning lights or Check Control messages.
B6501212024-07-02. Service bulletin. UNKNOWN OR OTHER. No Bass or a cracking noise can be heard from the bass speakers.
B4107222024-05-03. Service bulletin. STRUCTURE. While driving the vehicle on normal roads at10mph and above, a "cracking" sound from the top of the B-pillar(s) is heard.
B3101222024-04-01. Service bulletin. SUSPENSION. During inspection and/or diagnosis there is noticeable dirt/grease buildup on the axles near the inner and/o router CV boots.
B6304182024-04-01. Service bulletin. EXTERIOR LIGHTING. One or more of the LED daytime running lights are dim or discolored.
B6404222024-03-02. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. An interference noise (groaning noise) can be heard from within the heating and air-conditioning unit in thecenter of the instrument panel. The groaning noise always occurs when either a ventilation flap, air stratification flap or the recirculated airflap moves to a different position. Due to the complex design of the heating and air-conditioning unit, the kinematics causing it (top or bottom,left or right) may not be able to be precisely located. Depending on the vehicle model, the number of servomotors (and the associated kinematics unit) varies.Various models use either 2 or 3 servomotors.
B5108192024-02-01. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ELECTRICAL SYSTEM. The basic conditions for initializing the power windows are not met.
B1701222024-02-01. Service bulletin. ENGINE AND ENGINE COOLING. The Check Control message below appears even though the coolant level is not below minimum when theengine is cold. Check Control message (ID 166): Top up coolant.
B6105242024-02-01. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3). FaultB7F8F9 â“ âHU-H: Resetâ will be stored in the HU-H3.
B6113052024-02-01. Service bulletin. ELECTRICAL SYSTEM. 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.
B5411192024-02-01. Service bulletin. STRUCTURE. This bulletin outlines known areas of possible water entry, operational noise, or wind noise for the vehicles listed above. It serves only as a diagnostic resource in troubleshooting complaints from the roof area. This bulletin and the associated attachments are designed to provide one single diagnostic resource for troubleshooting all known issues related to the panoramic sunroof of BMW Sports Activity Vehicles which have quality improvement measures already in place.
B3601212024-02-01. Service bulletin. STEERING. At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking, maneuvering)with a large steering angle, the front end can be slightly axially misaligned. This can be felt (jerking)/ heard via an acoustic acknowledgement (clunk) as seen at the 11 second mark of the video. See attached video V36 01 21.
B3101242024-02-01. Service bulletin. SUSPENSION. With the vehicle is on a lift and the front struts are in the extended position, there may be a cracking and orclicking type noise when turning the steering wheel left/right. See attached video V31 01 24. The sound can reoccur when the vehicle is lowered, and the wheels are once again under load. The noise might also be heard for a short time while driving.
B1601232024-02-01. Service bulletin. FUEL SYSTEM, GASOLINE. A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system(NVLD natural vacuum leak detection). For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and scavenging air system, micro-leak: leakage more than 0.5mm For: Model vehicles other that the ones listed above, or for EVAP faults related to a “large leak,” after confirming that the fuel filler cap is fitted properly, then, proceed to follow the corresponding test plan
B5218232024-01-03. Service bulletin. SEATS. A noise can be heard from underneath the seat while the seat is being moved either forwards or backwards. This can occur to the driver’s and/or the passenger’s front seat.
B5404212023-11-01. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE. This situation can result in two customer complaints: 1. Wind noise 2. Excess water entry
B2404232023-10-01. Service bulletin. POWER TRAIN. BMW AG has issued a Delivery Stop (effective September 28, 2023) on certain Model Year 2023 BMWvehicles that were produced between January 23, 2023, and June 15, 2023.
MCAS40232023-10-01. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. BMW AG has requested the inspection of all dealer stock of the following part number(s) listed below to ensure the spacer is conformed to drawing.
B5118232023-10-01. Service bulletin. STRUCTURE. A groaning noise is heard from the trunk when driving on rough roads.

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