{"nhtsa_id":10200615,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-08-28","date":"2021-08-19","document_id":"SS3085FTL-2021","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"Service Solution for Cummins PTO functionality error software level 81Z-006. Cascadia/Western Star 49X with Cummins engines combined with software level 81Z-006. A programming bug in the central gateway (CGW) for software level 81Z-006 will not allow completion of the preset #2 PTO engine speed. During PTO speed request for anything greater than the #1 set speed , if the Cummins ECU software determines that the increase in speed isn't ramping fast enough, it will refer to an engine torque control setting instead of the engine speed control setting.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10200615-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10200615-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10200615","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"CASCADIA","year_from":2017,"year_to":2022,"match":"exact","vehicle_ids":["2017_freightliner_cascadia","2018_freightliner_cascadia","2019_freightliner_cascadia","2020_freightliner_cascadia","2021_freightliner_cascadia","2022_freightliner_cascadia"]},{"make":"WESTERN STAR","model":"49X","year_from":2021,"year_to":2022,"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":[]}