{"nhtsa_id":10163873,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-08-19","date":"2019-07-05","document_id":"K08315540","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Mack Chassis - LEU, MRU, LR - Frequent Requests For Regeneration, ( Hourly To Daily ); Possible High Soot Load Warnings And Fault Codes Or Accelerated Soot Accumulation - Previously Tech Tip TT-020-2015 - US10 And Newer (Includes GHG17/US17, Common Rail) Emissions, Common Model Years 2011 And Newer","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10163873-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10163873-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10163873","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"LEU","year_from":2011,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"LR","year_from":2011,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"MRU","year_from":2011,"year_to":2013,"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":[]}