WenmarOpen by Wenmar Pro

Service bulletins for the 2018 BMW X3

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.

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

By type

By component

By topic

Bulletins, newest first
B8402192019-04-22. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; ELECTRICAL SYSTEM. PHONE CALL AUDIO AUTONOMOUSLY SWITCH FROM VEHICLE TO PHONE. During an active phone call the call audio autonomously switches from the vehicle hands-free system to the phone.
B6301192019-04-22. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS. DELIVERY STOP: REWORK TAIL LIGHTS. The tail light mounting brackets may be cracked or broken. During assembly oil may have contaminated the plastic housing of the rear tail lamps causing damage to the mounting points of the tail light assembly.
B6104192019-04-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THE VEHICLE DOES NOT START BATTERY TOTALLY DISCHARGED. The customer's vehicle does not start due to a totally discharged battery.
B5110192019-04-22. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. LUGGAGE COMPARTMENT COVER SUPPORT STRAP MISSING. The support strap used to secure the luggage compartment cover in the raised position may be missing.
B3402192019-04-22. Service bulletin. ELECTRONIC STABILITY CONTROL (ESC). SERVICE ACTION: REPLACE DYNAMIC STABILITY CONTROL (DSC) HYDRAULIC UNIT. Abnormal noise from the DSC hydraulic unit during a DSC regulation. Noise will not affect the DSC operation during regulation Error in manufacturing process
B6401192019-03-18. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. DEACTIVATION OF THE AUTOMATIC AIR RECIRULATION. Customer request for deactivation of the automatic air recirculation function.
B6303182019-03-18. Service bulletin. EXTERIOR LIGHTING; INTERIOR LIGHTING. LED LIGHT CARPET IS DIM OR DISTORTED. The light carpet may appear dim or distorted on one or both sides. See the photo below demonstrating the difference side to side. The light carpet LED lens may be blocked by debris.
B6301192019-03-18. Service bulletin. EQUIPMENT; EXTERIOR LIGHTING. DELIVERY STOP REWORK TAIL LIGHTS. The tail light mounting brackets may be cracked or broken. During assembly; oil may have contaminated the plastic housing of the rear tail lamps; causing damage to the mounting points of the tail light assembly.
B5407182019-03-18. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. PANORAMIC SUNROOF DOES NOT OPEN OR CLOSE. The panoramic sunroof will not open or close. The sunroof may only tilt with no other functions available. There are no faults stored for the panoramic sunroof. A software error in the Roof Function Center (FZD).
B3402192019-03-18. Service bulletin. SERVICE BRAKES; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). DELIVERY STOP REPLACE DYNAMIC STABILITY CONTROL (DSC) HYDRAULIC UNIT.
B1101192019-03-18. Service bulletin. ENGINE. ENGINE VIBRATIONS OR NOISE. One of the following complaints may be reported The engine runs erratically; The engine causes vibrations when running; Grinding noise from the engine compartment when engine is running.
B7204172019-02-25. Service bulletin. SEAT BELTS:FRONT:WARNING LIGHT/DEVICES. FALSE WARNINGS THAT THE FRONT PASSENGER SEAT IS OCCUPIED WITHOUT THE SEAT BELT BUCKLED. Acoustic and visual warnings indicate that the front passenger seat is occupied and the seat belt is not fastened.
B6619182019-02-25. Service bulletin. ELECTRICAL SYSTEM. FAULT CODE 804417 CAUSED BY THE REMOTE KEY. When a short test is performed as part of a workshop visit for an unrelated situation.
B1202192019-02-25. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. SERVICE ACTION: CBS DATA MAY NOT BE DISPLAYED. Incorrect activation of the Condition Based Service (CBS) data may cause the engine oil information to not be displayed. A software error in the Digital Motor Electronics (DME).
B0120182019-02-25. Service bulletin. EQUIPMENT. SERVICE ACTION: G01 (X3) REPLACE WARRANTY/MAINTENANCE INFORMATION BOOKLETS. Due to a pick error.
B1107172019-02-25. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE. FAULT 118002 - MIXTURE TOO RICH SETS DURING WINTER WITH COLD AMBIENT TEMPERATURES. The Service Engine Soon (MIL) light is on with the following fault stored in the Digital Motor Electronics (DME). Fault: 118002 - Mixture too rich In the situation being described.
B6307182019-02-25. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS. TAILGATE LIGHT CRACKED. Cracks may be present in the rear lights mounted to the tailgate. Stress caused by an additional mounting bracket.
B5407182019-02-25. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. PANORAMIC SUNROOF DOES NOT OPEN OR CLOSE. The panoramic sunroof will not open or close. The sunroof may only tilt with no other functions available. There are no faults stored for the panoramic sunroof. A software error in the Roof Function Center (FZD).
B6616182019-01-07. Service bulletin. EQUIPMENT. COMFORT ACCESS AND PASSIVE GO DO NOT WORK AFTER REPLACING A REMOTE KEY. Note: This situation only affects the listed vehicles with a factory I-level lower than 18-03-XXX. After teaching in a new replacement radio remote key (aka radio-operated key), Comfort Access keyless entry and Passive Go (aka Convenience Starting) are no longer possible. However, it is possible to start the engine by holding the new key to the ring antenna at the right side of the steering column. CAUSE Software error in the remote key, and/or the Display Key where applicable.
B6405182019-01-07. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. EXCESS NOISE WHEN DEFROST BLOWER IS AT MAX. Loud, rushing, wind noise is heard from ventilation outlets when defroster blower is set at maximum speed. Software error in IHKA (Automatic Climate Control) module. Ventilation duct noise.
B5407182019-01-07. Service bulletin. VISIBILITY. PANORAMIC SUNROOF DOES NOT OPEN OR CLOSE. The panoramic sunroof will not open or close. There are no faults stored for the panoramic sunroof. A software error in the Roof Function Center (FZD).
B5205182019-01-07. Service bulletin. ELECTRICAL SYSTEM. SEAT MEMORY SWITCH SPORADICALLY NOT FUNCTIONING. Selecting one of the saved seat positions (via the memory seat position switch on the door panel), fails to work. A saved seat position cannot be retrieved. The memory function works again after a terminal change or backrest width adjustment. Note: Manual seat adjustment using the button for forward/back seat adjustment still works. Software error in the seat module.
B8406162018-12-03. Service bulletin. ELECTRICAL SYSTEM. ?BMW ONLINE NON-FUNCTIONAL: CHECK ICC-ID IN ACCOUNT. BMW Online/BMW ConnectedDrive not functional. Vehicle and service cockpit have different ICC-ID's (Integrated Circuit Card Identifier).
B8402142018-12-03. Service bulletin. ELECTRICAL SYSTEM. ?CONNECTEDDRIVE/BMW ASSIST SYSTEM DIAGNOSIS INFORMATION. ConnectedDrive/BMW Assist features are partially or completely inoperative. This Service Information bulletin is being published because vehicles are down for an extended period of time when researching system failures with ConnectedDrive or BMW Assist. This Service Information bulletin will assist you both in identifying the issue and providing technical support. CAUSE Not enough information is available for BMW NA engineers to assist the technician in diagnosing the root cause.
B6620172018-12-03. Service bulletin. ELECTRICAL SYSTEM. ?DISPLAY KEY IS NON-FUNCTIONAL. Display key is non-functional. Display key cannot be charged or switched on. Possibly defective display key.

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