{"nhtsa_id":10229344,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-09","date":"2020-07-25","document_id":"0803720","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:ELECTRICAL:INFOTAINMENT","mfr_system":null,"summary":"UAV and UCV Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to:. UAV radios - 34.2. UCV radios - 30.21. Customers may experience one or more of the following:Speaker crackling noise on non amplified vehicles (UAV Only). Active call not transferred to vehicle Bluetooth® (UAV Only). Voice Recognition (VR) not understanding commands to switch sources (UAV Only). Bluetooth phonebook not available (UAV Only). \"Setting\" button removed after ignition cycle (UAV Only). Coolant temperature value incorrect (UAV Only). Speaker crackling noise.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10229344-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10229344-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10229344","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_jeep_grand-cherokee","2020_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":[]}