{"nhtsa_id":11020858,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-07-23","date":"2025-07-15","document_id":"105648","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"MODULE - ENGINE CONTROLLER","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020858-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020858-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11020858","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GLADIATOR","year_from":2021,"year_to":2026,"match":"exact","vehicle_ids":["2021_jeep_gladiator","2022_jeep_gladiator","2023_jeep_gladiator","2024_jeep_gladiator","2025_jeep_gladiator","2026_jeep_gladiator"]},{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2021,"year_to":2026,"match":"exact","vehicle_ids":["2021_jeep_grand-cherokee","2022_jeep_grand-cherokee","2023_jeep_grand-cherokee","2024_jeep_grand-cherokee","2025_jeep_grand-cherokee","2026_jeep_grand-cherokee"]},{"make":"JEEP","model":"GRAND CHEROKEE 4XE","year_from":2021,"year_to":2026,"match":"base","vehicle_ids":["2021_jeep_grand-cherokee","2022_jeep_grand-cherokee","2023_jeep_grand-cherokee","2024_jeep_grand-cherokee","2025_jeep_grand-cherokee","2026_jeep_grand-cherokee"]},{"make":"JEEP","model":"GRAND CHEROKEE L","year_from":2021,"year_to":2026,"match":"exact","vehicle_ids":["2021_jeep_grand-cherokee-l","2022_jeep_grand-cherokee-l","2023_jeep_grand-cherokee-l","2024_jeep_grand-cherokee-l","2025_jeep_grand-cherokee-l","2026_jeep_grand-cherokee-l"]},{"make":"JEEP","model":"GRAND WAGONEER","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"JEEP","model":"GRAND WAGONEER","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_jeep_grand-wagoneer","2023_jeep_grand-wagoneer","2024_jeep_grand-wagoneer","2025_jeep_grand-wagoneer"]},{"make":"JEEP","model":"WAGONEER","year_from":2022,"year_to":2025,"match":"exact","vehicle_ids":["2022_jeep_wagoneer","2023_jeep_wagoneer","2024_jeep_wagoneer","2025_jeep_wagoneer"]},{"make":"JEEP","model":"WAGONEER","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]},{"make":"JEEP","model":"WRANGLER","year_from":2021,"year_to":2026,"match":"exact","vehicle_ids":["2021_jeep_wrangler","2022_jeep_wrangler","2023_jeep_wrangler","2024_jeep_wrangler","2025_jeep_wrangler","2026_jeep_wrangler"]},{"make":"JEEP","model":"WRANGLER 4XE","year_from":2021,"year_to":2026,"match":"base","vehicle_ids":["2021_jeep_wrangler","2022_jeep_wrangler","2023_jeep_wrangler","2024_jeep_wrangler","2025_jeep_wrangler","2026_jeep_wrangler"]},{"make":"RAM","model":"1500","year_from":2021,"year_to":2025,"match":"exact","vehicle_ids":["2021_ram_1500","2022_ram_1500","2023_ram_1500","2024_ram_1500","2025_ram_1500"]},{"make":"RAM","model":"2500","year_from":2021,"year_to":2025,"match":"exact","vehicle_ids":["2021_ram_2500","2022_ram_2500","2023_ram_2500","2024_ram_2500","2025_ram_2500"]},{"make":"RAM","model":"3500","year_from":2021,"year_to":2025,"match":"exact","vehicle_ids":["2021_ram_3500","2022_ram_3500","2023_ram_3500","2024_ram_3500","2025_ram_3500"]},{"make":"RAM","model":"4500","year_from":2021,"year_to":2025,"match":"exact","vehicle_ids":["2021_ram_4500","2022_ram_4500","2023_ram_4500","2024_ram_4500","2025_ram_4500"]},{"make":"RAM","model":"5500","year_from":2021,"year_to":2025,"match":"exact","vehicle_ids":["2021_ram_5500","2022_ram_5500","2023_ram_5500","2024_ram_5500","2025_ram_5500"]},{"make":"RAM","model":"PROMASTER","year_from":2021,"year_to":2026,"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":[]}