{"nhtsa_id":10209985,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-04-06","date":"2022-03-31","document_id":"E290","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This bulletin provides information on the EPA21 MX fuel injector cleaning procedure and includes suggested fuel system cleaning fluids. This procedure also provides information to determine if it is necessary to replace the fuel injectors.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10209985-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10209985-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10209985","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PETERBILT","model":"320","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_peterbilt_320"]},{"make":"PETERBILT","model":"520","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_peterbilt_520"]},{"make":"PETERBILT","model":"567","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_peterbilt_567","2022_peterbilt_567"]},{"make":"PETERBILT","model":"579","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_peterbilt_579","2022_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":[]}