{"nhtsa_id":10058533,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-10-06","date":"2015-05-27","document_id":"SB21-035-15","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"PROCEDURE FOR TRANSMISSION CONTROL MODULE REPROGRAMMING WITH NEW SOFTWARE DUE TO POOR PERFORMANCE AND ERRATIC SHIFTING *CN","document":null,"url":"https://open.wenmarpro.com/bulletins/10058533","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"DODGE","model":"CHALLENGER","year_from":2013,"year_to":2013,"match":"exact","vehicle_ids":["2013_dodge_challenger"]},{"make":"DODGE","model":"DURANGO","year_from":2013,"year_to":2013,"match":"exact","vehicle_ids":["2013_dodge_durango"]},{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2013,"year_to":2013,"match":"exact","vehicle_ids":["2013_jeep_grand-cherokee"]},{"make":"JEEP","model":"WRANGLER","year_from":2013,"year_to":2013,"match":"exact","vehicle_ids":["2013_jeep_wrangler"]}],"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":[]}