{"nhtsa_id":11017979,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-05-06","date":"2025-04-30","document_id":"18-024-25","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":"Powertrain Control Module","summary":"\"Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● **U0104 - Lost Communication with Cruise Control Module.** ● P00C6 - Fuel Rail Pressure Too Low - Engine Cranking Bank 1. ● P06DD - Engine Oil Pressure Control Circuit Performance/Stuck Off. ● P0604-00 - Internal Control Module Random Access Memory Ram Error. ● P060C-00 - Internal Control Module Main Processor Performance. This bulletin involves reprogramming the PCM with the latest available software. \"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11017979-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11017979-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11017979","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["P00C6","P0604","P060C","P06DD","U0104"],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND WAGONEER","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_jeep_grand-wagoneer"]},{"make":"JEEP","model":"WAGONEER","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_jeep_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":[]}