Service bulletin B310326
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 11029047 |
| Published by NHTSA | 2026-02-26 |
| Manufacturer's number | B310326 |
| Manufacturer's date | 2026-02-23 |
| NHTSA component | SUSPENSION |
NHTSA's summary
Various external influences can cause premature aging of the tension strut hydro-mount elastomer; which can lead to cracks in the material, and leakage.
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
Suspension
| BMW X5 | 2024 |
|---|---|
| BMW X6 | 2024 |
| BMW X7 | 2024 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| B320123 | 2026-04-27. Service bulletin. When turning the steering wheel while stationary or when driving on uneven roads; cracking, creaking, or knocking noises may be heard. |
|---|---|
| B064625 | 2025-10-10. Other. Control Arm Return |
| B610225 | 2025-04-03. Service campaign. Due to unfavorable tolerances, the Power Control Unit (PCU) may switch off under heavy loads and nolonger charge the Lithium-Ion (Li-Ion) Auxiliary (AUX) battery. This leads to the failure of the roll stabilization,and loss of communication to the EARS modules (S 0421 & S 0422). |
| B310122 | 2024-09-29. Service bulletin. During inspection and/or diagnosis there is noticeable dirt/grease buildup on the axles near the inner and/or outer CV boots. |
| B310122 | 2024-04-01. Service bulletin. During inspection and/or diagnosis there is noticeable dirt/grease buildup on the axles near the inner and/o router CV boots. |