{"nhtsa_id":10180314,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-09-28","date":"2020-08-03","document_id":"20NA154","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY","mfr_system":null,"summary":"This Technical bulletin provides a procedure to correct a customer concern of a Flutter or Boom Noise around 1100 RPM.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10180314-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10180314-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10180314","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-system","name":"Cooling system","parent":"engine"},{"id":"radiator","name":"Radiator","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"ENCORE GX","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_buick_encore-gx"]}],"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":[]}