{"nhtsa_id":11023151,"type":"service_campaign","type_name":"Service campaign","date_added":"2025-09-16","date":"2025-09-16","document_id":"N252508340","mfr_campaign":"N252508340","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Certain vehicles may have a condition that could cause the engine coolant control valve to fail. If this condition were to occur, the Malfunction Indicator Lamp (Check Engine Light) will illuminate and a diagnostic trouble code will set. Additionally in some cases, the engine cooling fans may run after the engine is switched off. Dealers are to replace the coolant control valve as necessary. The repairs will be made at no charge to the customer.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023151-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023151-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023151","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2023,"year_to":2023,"match":"base","vehicle_ids":["2023_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2023,"year_to":2023,"match":"base","vehicle_ids":["2023_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":[]}