{"nhtsa_id":10144863,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-09-24","date":"2015-03-31","document_id":"18-025-15","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:APPLIANCE:AIR CONDITIONER; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a slight, audible, spark knock at times. This typically occurs in stop and go traffic during light tip-in acceleration with the AC off. No Diagnostic Trouble Codes (DTCs) will set as a result of this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10144863-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10144863-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10144863","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"COMPASS","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_jeep_compass","2012_jeep_compass","2013_jeep_compass","2014_jeep_compass"]},{"make":"JEEP","model":"PATRIOT","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_jeep_patriot","2012_jeep_patriot","2013_jeep_patriot","2014_jeep_patriot"]}],"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":[]}