{"nhtsa_id":11028047,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-02-03","date":"2026-01-31","document_id":"CBR 2522-5 202601","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"CBR - Frequent Parked Regeneration Requests - Models PR (4), AN (4).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028047-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028047-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11028047","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"ANTHEM AN (4)","year_from":2026,"year_to":2026,"match":"base","vehicle_ids":["2026_mack_anthem"]},{"make":"MACK","model":"PIONEER PR (4)","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["2025_mack_pioneer","2026_mack_pioneer"]}],"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":[]}