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Service bulletins for the 2015 Subaru Legacy

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.

527 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Exhaust and emissions are shown. Show all

Bulletins, newest first
Subarunet Announ2020-06-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Subaru of America, Inc. (Subaru) is initiating a serivce campaign/ voluntary emissions recall for certain 2015-2016 model year Legacy and Outback vehicles. This campaign will involve replacement of the front exhaust pipe containing the catalytic converter.
11-200-20R2020-06-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This bulletin announces the availability of reprogramming files to optimize the Engine Control Module (ECM) for hard starting in sub-freezing temperatures, DTC P0400, and surging in high altitudes.
09-66-162017-08-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. This bulletin announces a change in the production procedure for the rear muffler assembly. Spot-weld locations securing the outer shell portion have been changed to improve overall rigidity. A gap may develop at the spot welded seam as a result of repeated thermal shock (heating / cooling) which occurs during normal use. The gap does not create an exhaust leak. In some cases, a rattling sound from the muffler may develop.
09-59-14R2017-02-16. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. THIS BULLETIN PROVIDES A TREATMENT PROCEDURE TO ADDRESS A CUSTOMER CONCERN OF RUST DEVELOPING ON THE FRONT EXHAUST PIPE HEAT SHIELD RETAINING BOLT HEADS AS SHOWN IN THE ILLUSTRATIONS BELOW.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.