{"nhtsa_id":10191145,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-04","date":"2021-04-06","document_id":"D21R1","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Detroit Emission Recall for GHG14 DETROIT DD13 with Two-Box Aftertreatment Software Reprogramming. Certain Detroit Model Year 2013 to 2015 GHG14 DD13 engines that are registered in the state of California will require reprogramming to a minimum of the MCM and ACM software versions.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10191145-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10191145-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10191145","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"114SD","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_freightliner_114sd"]},{"make":"FREIGHTLINER","model":"BUSINESS CLASS M2","year_from":2013,"year_to":2015,"match":null,"vehicle_ids":[]},{"make":"FREIGHTLINER","model":"CASCADIA","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_freightliner_cascadia"]},{"make":"WESTERN STAR","model":"4900","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_western-star_4900"]}],"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":[]}