{"nhtsa_id":11006368,"type":"service_campaign","type_name":"Service campaign","date_added":"2024-08-14","date":"2024-08-14","document_id":"N232430450","mfr_campaign":"N232430450","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Service Update. On certain vehicles, equipped with a 6.6L diesel engine (RPO L5P), the engine coolant may have become contaminated. Dealers are to inspect the radiator surge tank. If contamination is visible, dealers are to order the required parts and schedule the customer for another appointment to perform the repair.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11006368-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11006368-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11006368","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 2500","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_gmc_sierra"]}],"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":[]}