Service bulletin B270122
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 | 10208177 |
| Published by NHTSA | 2022-02-22 |
| Manufacturer's number | B270122 |
| Manufacturer's date | 2022-01-01 |
| NHTSA component | ENGINE; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE) |
NHTSA's summary
DELIVERY STOP: REPLACE CONTROL UNIT TRANSFER CASE. Due to a production failure, the control unit was assembled with a capcitator instead of a resistor.
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
Engine, Transmission and driveline, Transfer case
| BMW X3 | 2018, 2019, 2020, 2021 |
|---|---|
| BMW X4 | 2019, 2020, 2021 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.