Service bulletins for the 2011 Audi S4
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.
775 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Suspension are shown. Show all
| SB-2026049/7 | 2016-05-09. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT; SUSPENSION:REAR. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
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| SB-2026049/6 | 2016-05-09. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; SUSPENSION:REAR. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| TSB-42-11-09 | 2011-12-07. Service bulletin. SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY; POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT. AUDI: VEHICLES WITH QUATTRO SPORTS REAR DIFFERENTIAL LEAKS AT THE REAR AXLE SHAFT SIDE FLANGE OR INBOARD FLANGE. MODELS S4, S5. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.