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SIB 54 03 25: Contamination on the outer track(s) of thes unroof cassette
Contamination on the outer track(s) of thes unroof cassette on BMW U11 models (2025); BMW explains the cause and the approved repair.
BMW service bulletin · NHTSA ID 11025677 · Nov 2025 · also written SI B54 03 25, B540325
What it covers
A service bulletin tells BMW technicians how to diagnose or fix a known issue. It is not a recall: a repair under a bulletin is normally paid by the owner unless the car is still under warranty or a warranty extension applies.
Contamination on the outer track(s) of thes unroof cassette. This can occur on either one or both side of the sunroof cassette.
Details
| Bulletin number | SIB 54 03 25 Also written: SI B54 03 25, B540325, 54 03 25, SIB-54-03-25, SI B540325 |
|---|---|
| NHTSA ID | 11025677 |
| Document IDs filed | B540325 |
| Type | Service bulletin |
| Date | |
| Models | X1 |
| Model years | 2025 |
| Chassis | U11 |
| Engines | B46/B48 |
| Component (NHTSA) | Structure › Body |
Model, year and engine coverage comes from NHTSA's records. Not every car in this range is affected; the official document lists the exact production dates and conditions.
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Source: NHTSA Manufacturer Communications (public data). BimmerBench is not affiliated with BMW or NHTSA. The title and description above are our own plain-English summary; the full bulletin is BMW's document, linked above.