{"nhtsa_id":10117906,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-09-22","date":"2017-08-11","document_id":"C1847A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"This Campaign is being issued to address a calibration update in certain ISB6.7 engines installed in Thomas Built buses. This document authorizes repair locations to recalibrate the Engine Control Module (ECM) to the latest revision. This is an update to a previously submitted communciation.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10117906-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10117906-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10117906","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISB6.7G","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":[]}