# 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

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11029047-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11029047-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Suspension

## Vehicles listed

- 2024 BMW X5
- 2024 BMW X6
- 2024 BMW X7

## Other bulletins for the same vehicles and component

- [B320123](/bulletins/11031574.md), 2026-04-27, Service bulletin: SUSPENSION. When turning the steering wheel while stationary or when driving on uneven roads; cracking, creaking, or knocking noises may be heard.
- [B064625](/bulletins/11024225.md), 2025-10-10, Other: SUSPENSION. Control Arm Return
- [B610225](/bulletins/11016442.md), 2025-04-03, Service campaign: SUSPENSION. 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](/bulletins/11008106.md), 2024-09-29, Service bulletin: SUSPENSION. During inspection and/or diagnosis there is noticeable dirt/grease buildup on the axles near the inner and/or outer CV boots.
- [B310122](/bulletins/10252033.md), 2024-04-01, Service bulletin: SUSPENSION. During inspection and/or diagnosis there is noticeable dirt/grease buildup on the axles near the inner and/o router CV boots.

JSON: [/v1/bulletins/11029047](/v1/bulletins/11029047)

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