{"nhtsa_id":10228228,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-12-24","date":"2022-12-08","document_id":"PIE0713A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; EQUIPMENT; ELECTRICAL SYSTEM:HORN","mfr_system":null,"summary":"This engineering information (EI) closure ends the need for gathering information from technicians in regards to horn having weak sound and/or horn is inoperable.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10228228-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10228228-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10228228","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2022,"year_to":2022,"match":"base","vehicle_ids":["2022_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2022,"year_to":2022,"match":"base","vehicle_ids":["2022_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":[]}