{"nhtsa_id":10201060,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-09-04","date":"2021-08-17","document_id":"43-069","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, DIESEL","mfr_system":null,"summary":"A DPF regeneration two-position switch parameter is causing inhibited DPF regeneration. A parameter update, via Cummins Insite, restores proper DPF regeneration function.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201060-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201060-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10201060","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PETERBILT","model":"389","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_peterbilt_389"]},{"make":"PETERBILT","model":"536","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"PETERBILT","model":"567","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_peterbilt_567"]},{"make":"PETERBILT","model":"579","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_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":[]}