{"nhtsa_id":634945,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-10-10","date":"2002-08-01","document_id":"020730031","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"INFORMATION ON INSPECTING THE JULIAN DATE CODE OF TORQUE CONVERTER CLUTCH PLUSE WIDTH MODULATED VALVE ASSEMBLY. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/634945","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"DEVILLE","year_from":1999,"year_to":2003,"match":"exact","vehicle_ids":["1999_cadillac_deville","2000_cadillac_deville","2001_cadillac_deville","2002_cadillac_deville","2003_cadillac_deville"]},{"make":"CADILLAC","model":"ELDORADO","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_cadillac_eldorado","2000_cadillac_eldorado","2001_cadillac_eldorado","2002_cadillac_eldorado"]},{"make":"CADILLAC","model":"SEVILLE","year_from":1999,"year_to":2003,"match":"exact","vehicle_ids":["1999_cadillac_seville","2000_cadillac_seville","2001_cadillac_seville","2002_cadillac_seville","2003_cadillac_seville"]},{"make":"OLDSMOBILE","model":"AURORA","year_from":1999,"year_to":1999,"match":"exact","vehicle_ids":["1999_oldsmobile_aurora"]},{"make":"OLDSMOBILE","model":"AURORA","year_from":2001,"year_to":2003,"match":"exact","vehicle_ids":["2001_oldsmobile_aurora","2002_oldsmobile_aurora","2003_oldsmobile_aurora"]}],"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":[]}