{"nhtsa_id":11032287,"type":"emissions","type_name":"Emissions","date_added":"2026-05-06","date":"2026-04-10","document_id":"E340","mfr_campaign":"E340","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"KW Certain vehicle model year 2026 Kenworth chassis equipped with EMY2025 PACCAR MX engines require an amended engine label. The engine label is now available for order and installation. PB Certain vehicle model year 2026 Peterbilt chassis equipped with EMY2025 PACCAR MX engines require an amended engine label. The engine label is now available for order and installation.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032287-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032287-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11032287","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KENWORTH","model":"T680","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_kenworth_t680"]},{"make":"KENWORTH","model":"T880","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_kenworth_t880"]},{"make":"PETERBILT","model":"520","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_peterbilt_520"]},{"make":"PETERBILT","model":"567","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_peterbilt_567"]},{"make":"PETERBILT","model":"579","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_peterbilt_579"]},{"make":"PETERBILT","model":"589","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_peterbilt_589"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}