Service bulletins for the 2003 BMW Z4
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.
45 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Suspension are shown. Show all
| SIB-33-01-02 | 2011-09-13. Service bulletin. SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY. BMW: A GRINDING NOISE IS COMING FROM THE DIFFERENTIAL DURING SLOW CORNERING. WHEN TURNING A SLIP/STICK EFFECT IS CREATED ON THE LINING AND STEEL DISCS INCORPORATED IN THE DIFFERENTIAL CLUTCH CAUSES A GRINDING NOISE. *RM |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.