Service bulletins for the 2021 Subaru Outback
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.
488 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Exhaust manifold, pipes and muffler are shown. Show all
| 09-106-23 | 2023-08-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.