{"nhtsa_id":10169721,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-01-07","date":"2019-12-03","document_id":"M011285000","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"New Electronic Control Group Is Now Used on Certain C9 Engines. The new electronic control group consists of original Controller Area Network (CAN) chip to process multiple messages consecutively with ease.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10169721-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10169721-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10169721","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"C9","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":[]}