{"nhtsa_id":10122053,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-08","date":"2017-09-22","document_id":"SIL 657","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT ADAPTIVE/MOBILITY","mfr_system":null,"summary":"This service information letter (SIL) explains four different product improvements that Altec recommends be added to each affected unit.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10122053-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10122053-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10122053","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"ALTEC","model":"AA","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":[]}