{"nhtsa_id":10139770,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-11","date":"2014-10-03","document_id":"24-009-14","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; EQUIPMENT","mfr_system":null,"summary":"Flash: HVAC System Improvements This bulletin involves selectively erasing and reprogramming the HVAC Module with new software. Some customers may experience one or more of the following conditions. ? Erratic blower speed operation when using HVAC system in auto mode. ? Brief burst of hot or cold air after adjusting the HVAC temperature setting.Updating the HVAC software will correct these conditions.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10139770-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10139770-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10139770","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DODGE","model":"DURANGO","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_dodge_durango"]},{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_jeep_grand-cherokee"]}],"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":[]}