{"nhtsa_id":11032971,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-05-28","date":"2026-05-20","document_id":"08-219-26","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Flash: Heating Ventilation And Cooling (HVAC) Module Updates Customers may experience one or more of the following: ● The HVAC randomly blows cold air while in the heat position. NOTE: Hot air will eventually return but the HVAC still intermittently blows cold air. ● When the heated seat feature is turned on with cloth seats, the heat cycles off after a period of time with out the occupant commanding it to turn off. This bulletin involves reprogramming the HVAC module with the latest software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032971-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032971-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11032971","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"RAM","model":"1500","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_ram_1500"]}],"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":[]}