{"nhtsa_id":11029831,"type":"warranty_extension","type_name":"Warranty extension","date_added":"2026-03-06","date":"2026-01-30","document_id":"T7186 Letter","mfr_campaign":"T7186","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"This Owner Notification Letter informs owners of certain B6.7 engines of an extended emissions warranty covering the Aftertreatment Differential Pressure Sensor.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029831-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029831-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11029831","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"B6.7","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"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":[]}