{"nhtsa_id":10138231,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-05-21","date":"2012-11-28","document_id":"12244","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN","mfr_system":null,"summary":"12244 - Service Update. These vehicles may have a 2-3 or 4-5 upshift harshness, harsh Reverse to Drive shift, coast-down shift bumps, harsh tap shift, and other hard/harsh shift responses. Dealers are to reprogram the transmission control module (TCM).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10138231-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10138231-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10138231","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"XTS","year_from":2013,"year_to":2013,"match":"exact","vehicle_ids":["2013_cadillac_xts"]}],"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":[]}