{"nhtsa_id":10229120,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-09","date":"2022-03-03","document_id":"2300622","mfr_campaign":null,"replaces":null,"component":"EXTERIOR LIGHTING; SEATS; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Heated Seat Calibration Update This bulletin involves updating the HVAC module with the latest software for vehiclesbuilt before January 05 2022, checking the operation of the front heated seats and repair as required. Customers may comment on the following: Front row heated seats (driver and/or passenger) will not stay on and shutsitself off in less then 15 minutes while occupied.Customerswill not experience a Malfunction Indicator Lamp (MIL) illumination or Diagnostic Trouble Codes (DTCs) for this symptom/condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10229120-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10229120-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10229120","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"lighting","name":"Lighting","parent":null},{"id":"seats","name":"Seats","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND WAGONEER","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_jeep_grand-wagoneer"]}],"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":[]}