{"nhtsa_id":10183224,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-11-30","date":"2020-10-07","document_id":"N202293610","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN","mfr_system":null,"summary":"Service Update - certain vehicles vehicles may have a condition which can cause the transmission auxiliary pump to stayon when DTC P18AA is set at engine off. Dealers are to reprogram the transmission control module.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10183224-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10183224-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10183224","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":["P18AA"],"topics":[],"vehicles":[{"make":"CADILLAC","model":"CT6","year_from":2019,"year_to":2019,"match":"exact","vehicle_ids":["2019_cadillac_ct6"]}],"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":[]}