{"nhtsa_id":10136444,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-05-14","date":"2018-04-12","document_id":"M009185800","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"A new cylinder liner that offers improved durability is now used on all C18 engines. The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers. The new 556-0701 Cylinder Liners replace the former 516-9693 Cylinder Liners.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10136444-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10136444-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10136444","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"AMERICAN CATERPILLAR","model":"AMERICAN CATERPILLAR","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":[]}