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Service bulletin B320520

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10182609
Published by NHTSA2020-11-16
Manufacturer's numberB320520
Manufacturer's date2020-10-01
NHTSA componentEQUIPMENT; STEERING

NHTSA's summary

INCREASED STEERING EFFORT WITH CHECK CONTROL MESSAGE (CCM): During multiple vehicle steering maneuvering or extended time at steering end stops (i.e. "full lock"), the check control message (CCM) "Increased steering effort, drive moderately" (CCM ID 997) may appear.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Steering

Vehicles listed
BMW X32018, 2019, 2020, 2021
BMW X42019, 2020, 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20V3550002020-06-15. STEERING:LINKAGES:TIE ROD ASSEMBLY
20195212019-10-16. Steering
19V7380002019-10-16. STEERING:RACK AND PINION:PINION SHAFT
20194702019-09-25. Steering
19V6780002019-09-25. SUSPENSION:FRONT; STEERING
20182972018-06-07. Steering

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
B6609232024-10-28. Service bulletin. The customer states that one or more of the following situations may occur: 1. The availability of the Steering and Lane Control Assistant is deteriorating, and/or that the function allows thevehicle to move from side to side within the lane markings. 2. The parking space detection is less effective or hardly ever receives any parking space recommendations fromthe PMA.
B6105242024-02-01. Service bulletin. 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.
B3601212024-02-01. Service bulletin. 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.
B6528232023-10-01. Service bulletin. Customers may be experiencing one or more of these following issues with Bluetooth operation: Bluetooth cannot be switched on or off in the head unit (HU-H4) Paired mobile devices cannot be deleted Customer is unable to make phone calls or stream music with mobile device Customer is unable to connect a new mobile device via Bluetooth Mobile device does not automatically reconnect via Bluetooth in the next drive cycle (after short sleep cycle)
B6609232023-10-01. Service bulletin. The customer states that one or more of the following situations may occur: 1. The availability of the Steering and Lane Control Assistant is deteriorating, and/or that the function allows thevehicle to move from side to side within the lane markings. 2. The parking space detection is less effective or hardly ever receives any parking space recommendations fromthe PMA.
B3102232023-09-25. Service bulletin. ?Disturbing noises (thump/pop) when reversing slowly near the steering wheel limit position; for example, when leaving a parking space.
B1204232023-09-25. Service bulletin. ?An unapproved nut was used for the ground point for the chassis ground.
B1203232023-07-24. Service bulletin. BMW AG has issued a Delivery Stop effective June 6, 2023 on certain Model Year 2023 - 2024 BMW vehicles that were produced between October 26, 2022 and May 8, 2023.
SIB3102232023-05-15. Service bulletin. Disturbing noises (thump/pop) when reversing slowly near the steering wheel limit position; for example, when leaving a parking space.
B8414222023-05-01. Service bulletin. Customer is shown an incorrect GPS location in the vehicle (i.e., Nav Map, coordinates).