{"nhtsa_id":636702,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-11-13","date":"2002-05-28","document_id":"052802","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)","mfr_system":null,"summary":"CUSTOMERS MAY COMMENT ON THE VOLUME EITHER BEING TOO LOW OR TOO HIGH WHEN MAKING AN ONSTAR CALL. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/636702","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"CTS","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_cadillac_cts"]}],"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":[]}