{"nhtsa_id":11018135,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-05-08","date":"2025-04-22","document_id":"M1391A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; UNKNOWN OR OTHER","mfr_system":null,"summary":"SERVICE BULLETIN M1391A (REV S): MIDTRONICS GRX-3110 AND DCA-8000 SOFTWARE UPDATE. The purpose of this bulletin is to inform the dealer network that a software update to the GRX-3110 and DCA-8000 is now available. DYNAMIC DIAGNOSTIC CHARGER SYSTEM (PART NUMBER: DCA-8000). Updated: Bulletin title name. Rev S. Added: 192-210335O and section. Updated: New Software Update and DCA-8000.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11018135-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11018135-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11018135","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HARLEY-DAVIDSON","model":"AMERICANA","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"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":[]}