{"nhtsa_id":10114238,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2014-11-03","document_id":"PI1351","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"This preliminary bulletin provides a procedure to reprogram the TCM to correct the customers concern of harsh engaugments and 5-4 or 3-2 downshifts.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10114238-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10114238-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10114238","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"REGAL","year_from":2011,"year_to":2013,"match":"exact","vehicle_ids":["2011_buick_regal","2012_buick_regal","2013_buick_regal"]}],"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":[]}