{"nhtsa_id":10173939,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-04-20","date":"2020-03-20","document_id":"TSB200037-032020","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"This Technical Service Bulletin describes the verification and resolution of occurances where the switched maximum vehicle speed parameter does not restore after engine control module recalibration with no warning from INSITE electronic service tool.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10173939-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10173939-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10173939","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"B6.7","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISL9","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":[]}