{"nhtsa_id":10165569,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-10-04","date":"2019-09-24","document_id":"CPI426392","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Roller pin wear has been seen on the 4535998 lifter. Parts have been returned and confirmed to have poor surface finish on the inner diameter of the roller on the failed units. Supplier shipping components not to print. Continuous Product Improvement (CPI) project to change roller pin material to a more wear resistant material.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165569-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165569-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10165569","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"C7","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"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":[]}