{"nhtsa_id":11001282,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-06-07","date":"2024-05-21","document_id":"18-050-24","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":"Powertrain Control Module","summary":"\"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P1129 - Closed Loop Fueling Not Achieved-Banks 2 Upstream. ● P0158 - O2 Sensor 2/2 Circuit High. ● P0152 - O2 Sensor 2/1 Circuit High. ● P2504 - Charging System Output High. ● P0563 - System Voltage High. Customers may also comment on one or more of the following: ● Vehicle runs rough. ● \"\"Service Transmission” message on due to Clutch Slip Detection with the transfer case in neutral. ● During flat tow - Transfer case mis-shift (engine running and clutch pedal up, transmission in gear). Other Software Enhancements: ● Improvements to address vehicle no starts after replacing the PCM. ● O2 Heater crack improvements. ● OBD Software changes. This bulletin involves reprogramming the PCM with the latest available software. \"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11001282-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11001282-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11001282","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["P0152","P0158","P0563","P1129","P2504"],"topics":[],"vehicles":[{"make":"JEEP","model":"WRANGLER","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_jeep_wrangler"]}],"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":[]}