{"nhtsa_id":11038402,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-10-08","date":"2026-09-19","document_id":"IK1201496","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"This article will provide the calibration revision history for A26B EPA 2021 engines. NOTE: SDS calibrations will update to the most recently released calibration. The latest calibration content will include all previously released calibration content.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038402-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038402-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11038402","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"INTERNATIONAL","model":"RH","year_from":2021,"year_to":2027,"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":[]}