{"nhtsa_id":10121789,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-03","date":"2017-09-12","document_id":"08-089-17","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:HORN; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Horn Replacement This bulletin involves replacing both the high and low note horns with the horn electrical connectors. Some customers may comment that their horn sounds muffled.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10121789-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10121789-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10121789","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_jeep_grand-cherokee"]}],"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":[]}