Service bulletins for the 2021 Subaru Forester
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.
371 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Engine control module are shown. Show all
| 09-113-23 | 2024-02-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM) reprogramming files to address DTC P2404 (Evap System Leak Detection Pump Sense Circuit Range/Performance) detection. |
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| 09-112-23 | 2024-02-02. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). "This bulletin announces availability of new reprograming files for the Engine Control Module (ECM) developed to remedy engine DTCs." |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.