{"nhtsa_id":11030426,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-01","date":"2026-03-26","document_id":"9100789","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Before replacing the water pump on 3.0L SO/HO, please follow the updated WATER PUMP INSPECTION diagnostic procedure to confirm the leak persists \"09 - Engine, 3.0L GMET6 / Cooling System / Engine Cooling / Diagnosis and Testing / COOLING SYSTEM LEAKS\"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030426-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030426-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030426","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DODGE","model":"CHARGER","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_dodge_charger"]},{"make":"JEEP","model":"GRAND WAGONEER","year_from":2022,"year_to":2026,"match":"exact","vehicle_ids":["2022_jeep_grand-wagoneer","2023_jeep_grand-wagoneer","2024_jeep_grand-wagoneer","2025_jeep_grand-wagoneer","2026_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":"RAM","model":"1500","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_ram_1500","2026_ram_1500"]}],"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":[]}