Service bulletins for the 2021 Subaru Ascent
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.
384 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Wheels are shown. Show all
| 05-97-26 | 2026-05-04. Service bulletin. STEERING; WHEELS. This Bulletin provides the diagnostic procedures to be followed when addressing customer concerns of steering wheel/vehicle body vibration when driving at highway speeds when tire/wheel balance is suspected. |
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| 05-85-21R | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM; WHEELS. This bulletin announces a design change made to the TPMS valve assemblies. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.