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Service bulletins for the 2021 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.

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

By type

By component

Bulletins, newest first
B5411192022-01-24. Service bulletin. STRUCTURE:BODY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 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.
B5202212022-01-24. Service bulletin. SEATS; EQUIPMENT. Milky-white stains (discolorations) in the leather are observed in the second-row seat bottom, backrests and/or headrests.
B0901212021-12-27. Service bulletin. EQUIPMENT. BMW offers a new special ISTA Installation made available for Roadside Assistance / Mobile Service technicians.
B0010202021-12-27. Service bulletin. ELECTRICAL SYSTEM. BMW of North America (BMW NA) has made information available online to customers about software versions, including any changes to vehicle functionality that will result from each update.
B6403212021-12-20. Service bulletin. EQUIPMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. After replacing the microfilter during a previous service, the customer notices that the ventilation system airflow rate is noticeably less.
B6116212021-12-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. The "energy management" Check control message (ID code 415) is falsely displayed when entering the vehicle.
B6114212021-12-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR. The BMW Gesture Control function may fail permanently as a result of high temperature fluctuations.
B5404212021-12-20. Service bulletin. STRUCTURE:BODY. This situation can result in 2 customer complaints: 1. Wind noise, and 2. Excess water entry.
B6519212021-12-20. Service bulletin. FORWARD COLLISION AVOIDANCE; ELECTRICAL SYSTEM; AIR BAGS. BMW AG has issued a Delivery Stop (effective October 15, 2021) on certain Model Year 2022 BMW vehicles that were produced between September 28, 2021 and October 8, 2021. The issue involves the Active Crash Safety Module (ACSM) sensor.
B6509192021-12-20. Service bulletin. ELECTRICAL SYSTEM. Customer states the following about their vehicle: active radio or music source is interrupted, the navigation is no longer available, a black screen is shown in the Control Display, the system works again after a short interruption.
B6513122021-12-13. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). The Headunit High (HU-H), also called NBT, began replacing the Car Information Computer (CIC) on certain MY2013 vehicles with option 609 (as of 7/2012 production). This uses map North America NEXT. The Headunit High 2 (HU-H2), also called NBT-EVO, superseded the NBT HU and was introduced in 3/2014. This uses map North America EVO. The Headunit High 3 (HU-H3, also called MGU) superseded the NBT-EVO starting with certain MY2019 vehicles with option code 6U3 Live Cockpit Professional or 6U2 Live Cockpit Plus. This uses map North America LIVE. The ENTRY Media/Navigation (HU-B) is the low line business version of the navigation system and was introduced in 3/2014. This uses map North America ROUTE. The ENTRY NAV EVO (HU-B2) replaced Entry Media/Navigation as the low-line business version and was introduced in certain MY2018 vehicles. This uses map North America WAY.
SIB3101212021-12-13. Service bulletin. EQUIPMENT. Due to a parts list error in production, the vehicle was not built according to specification.
B0903212021-12-13. Service bulletin. EQUIPMENT:ELECTRICAL. In some rare cases a customer vehicle might be excluded from one or more Remote Software Upgrade (RSU) campaigns. This SIB gives an overview how to identify these vehicles and how to proceed in case of a customer complaint.
B0902212021-12-13. Service bulletin. EQUIPMENT:ELECTRICAL. With the introduction of BMW Remote Software Upgrade, all Service Pack 18 vehicles and partial Service Pack 15 vehicles may receive new functionalities or modifications in their features with a new Software Update.
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.
B3410192021-11-08. Service bulletin. SERVICE BRAKES, HYDRAULIC. Inform the customer during a consultation that the M Compound (standard equipment) and M Carbon Ceramic (optional) brakes are high-performance brake systems which are designed for sporty, dynamic driving styles. As a side effect of the highest possible brake performance, customers are likely to hear noises due to the extremely resilient materials. In the same conversation, inform the customer that his/her braking performance can help ensure that the noises do not occur or disappear quickly.
SIB 64 03 212021-10-25. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH; EQUIPMENT ADAPTIVE/MOBILITY. After replacing the microfilter during a previous service, the customer notices that the ventilation system airflow rate is noticeably less. This leads to perceived lower cooling power. The customer may also notice that external odors enter the vehicle.
SIB 62 03 212021-10-25. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING. When the vehicle is operated in Sport Mode, the engine speed is no longer displayed in the BMW Head-Up Display (HUD).
SIB 61 09 212021-10-25. Service bulletin. EQUIPMENT:ELECTRICAL. Check control message (CCM-ID 49) "You can continue driving. Drivetrain". In addition, the following information is shown on the Central Information Display (CID): "You can continue to drive. No roadside assistance necessary. To avoid subsequent damage, arrange an appointment with your Service Partner".
B6629192021-09-07. Service bulletin. EQUIPMENT:ELECTRICAL. The top view image of the vehicle is misaligned when observed in the Control Information Display (CID). When the vehicle is parked in a parking spot with line markings, it is clearly noticed in the CID that the lines are not parallel to the side of the vehicle. This may be noticed on either the driver side, passenger side or both.
B3410192021-09-07. Service bulletin. SERVICE BRAKES, HYDRAULIC. Inform the customer during a consultation that the M Compound (standard equipment) and M Carbon Ceramic (optional) brakes are high-performance brake systems which are designed for sporty, dynamic driving styles. As a side effect of the highest possible brake performance, customers are likely to hear noises due to the extremely resilient materials In the same conversation, inform the customer that his/her braking performance can help ensure that the noises do not occur or disappear quickly.
B8402202021-08-23. Service bulletin. EQUIPMENT:ELECTRICAL. REMOTE 3D VIEW NOT AVAILABLE: Remote 3D View cannot be launched In the BMW ConnectedDrive App.
B8401202021-08-23. Service bulletin. EQUIPMENT:ELECTRICAL. BMW CONNECTEDDRIVE SERVICES ARE NOT AVAILABLE: The BMW ConnectedDrive services are not available for an extended period.
B6507212021-08-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI. HU-H3 MGU RESETS DUE TO BLUETOOTH CONNECTION WITH SAMSUNG ANDROID 11 : The head unit resets when using various apps (e.g., YouTube, Spotify, etc) on the connected mobile phone. This affects Samsung mobile phones (e.g., Galaxy S20 / S21) with the Android 11 operating system.
B6511212021-08-09. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. SiriusXM satellite radio is not working and does not display a channel list.

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