{"nhtsa_id":10233502,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-04-04","date":"2023-03-14","document_id":"KC-2128","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Engine Control Module (EMS) Software Information - Improvement List (Change Log), March 2023 – US21+OBD2021 Emissions ONLY","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233502-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233502-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10233502","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"ANTHEM (AN)","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_mack_anthem"]},{"make":"MACK","model":"GRANITE (GR)","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_mack_granite"]},{"make":"MACK","model":"LR","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_mack_lr"]},{"make":"MACK","model":"PINNACLE (PI/PN)","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_mack_pinnacle"]},{"make":"MACK","model":"TE","year_from":2021,"year_to":2021,"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":[]}