{"nhtsa_id":10174993,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-05-15","date":"2020-05-15","document_id":"CALM2CHM","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Customer Advisory Letter for inspection of the M2 chassis module. Inspecting for heat damage on Pin J and Pin S.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10174993-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10174993-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10174993","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"BUSINESS CLASS M2","year_from":2014,"year_to":2016,"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":[]}