Service bulletins for the 2020 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.
530 on file from NHTSA, as of 2026-10-19.
About B2A20 on the 2020 Subaru Ascent: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: B2A20 are shown. Show all
| 07-240-26R | 2026-05-04. Service bulletin. UNKNOWN OR OTHER. This Service Information Bulletin was developed to provide interim guidance for vehicles exhibiting DTC B2A20. |
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| 07-240-26R | 2026-03-03. Service bulletin. ELECTRICAL SYSTEM. This Service Information Bulletin was developed to provide interim guidance for 2026 model year vehicles exhibiting DTC B2A20 with gen 4 Telematics. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.