{"nhtsa_id":11031668,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-29","date":"2026-04-23","document_id":"08-174-26","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Flash: Central ADAS Decision Module (CADM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set at least one of the following Diagnostic Trouble Codes (DTCs): ● C2203-00 - Current VIN Missing/Mismatch. ● C008E-00 - ECU Internal Performance. (With Environmental Data Decode Byte: APP_FATAL_ERROR_APP_CONFIGURATION_ERROR_FAULT.) Customers may also comment on one or more of the following: ● The Instrument Panel Cluster (IPC) is displaying one or more of the following messages: ○ \"ACC/FCW Unavailable Service Required\". ○ \"ACC/FCW Limited Functionality\". ○ \"Active Lane Management Limited Functionality.\" ○ \"Active Lane Management Unavailable Service Required\". ○ \"Automatic Emergency Braking (AEB) Limited Service Required\". ○ \"AEB Unavailable Service Required\". ○ \"Blindspot Detection Unavailable Service Required\" ○ \"Blindspot Detection Limited Functionality\" ● Customer states that the ADAS features are disabled This bulletin involves **inspecting and possibly reprogramming** the CADM with the latest available software and possibly performing a Long Range Camera Front (LRCF) calibration","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031668-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031668-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031668","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["C008E","C2203"],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND WAGONEER","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_jeep_grand-wagoneer"]},{"make":"JEEP","model":"WAGONEER","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]}],"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":[]}