Service bulletins for the 2021 BMW X6
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.
244 on file from NHTSA, as of 2026-10-19.
By type
By component
By topic
Only bulletins with component: Sunroof are shown. Show all
| B540421 | 2023-11-01. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE. This situation can result in two customer complaints: 1. Wind noise 2. Excess water entry |
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| B540123 | 2023-09-25. Service bulletin. STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. ?Water leaking into the vehicle from the headliner/microphone area. |
| B540421 | 2022-10-31. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. The front sunroof glass seal has shrunk, creating a gap which can cause wind noise or excess water entry. |
| B541319 | 2022-06-21. Service bulletin. STRUCTURE:INTERIOR PANELS:SUN VISOR; VISIBILITY:SUN/MOON ROOF ASSEMBLY. The roller sunshade (aka sun protection or sunblind) of the front panoramic sunroof is bunching up during operation or may hang down and appear loose. |
| B540320 | 2021-04-26. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. SUNROOF NOT INITIALIZED: During operation, the sunroof may have lost initialization due to extended activation of the switch. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.