{"nhtsa_id":10110901,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-10","date":"2017-01-11","document_id":"M007985700","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, AIR:SUPPLY:COMPRESSOR","mfr_system":null,"summary":"Reports of excessive oil passing into the truck air system after the installation of some remanufactured compressors part numbers 20R-5604 Air Compressor and 20R-5605 Air Compressor. Verify that all inlet and outlet lines are not restricted with kinks or blockages. Clean all lines and air dryer. A 340-5702 Check Valve can be installed into the inlet hose of the air compressor.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10110901-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10110901-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10110901","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"C13","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CATERPILLAR","model":"C15","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":[]}