{"nhtsa_id":11032288,"type":"service_campaign","type_name":"Service campaign","date_added":"2026-05-06","date":"2026-04-30","document_id":"E338","mfr_campaign":"E338","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Certain EPA21 PACCAR MX engines are equipped with PHINIA fuel injectors that do not meet PHINIA’s manufacturing specifications.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032288-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032288-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11032288","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KENWORTH","model":"T680","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_kenworth_t680","2023_kenworth_t680","2024_kenworth_t680","2025_kenworth_t680"]},{"make":"KENWORTH","model":"T880","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_kenworth_t880","2023_kenworth_t880","2024_kenworth_t880","2025_kenworth_t880"]},{"make":"KENWORTH","model":"W990","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_kenworth_w990","2023_kenworth_w990","2024_kenworth_w990","2025_kenworth_w990"]},{"make":"PETERBILT","model":"365","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_peterbilt_365","2023_peterbilt_365","2024_peterbilt_365","2025_peterbilt_365"]},{"make":"PETERBILT","model":"367","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_peterbilt_367","2023_peterbilt_367","2024_peterbilt_367","2025_peterbilt_367"]},{"make":"PETERBILT","model":"389","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_peterbilt_389","2023_peterbilt_389","2024_peterbilt_389","2025_peterbilt_389"]},{"make":"PETERBILT","model":"520","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_peterbilt_520","2023_peterbilt_520","2024_peterbilt_520","2025_peterbilt_520"]},{"make":"PETERBILT","model":"567","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_peterbilt_567","2023_peterbilt_567","2024_peterbilt_567","2025_peterbilt_567"]},{"make":"PETERBILT","model":"579","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_peterbilt_579","2023_peterbilt_579","2024_peterbilt_579","2025_peterbilt_579"]}],"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":[]}