{"nhtsa_id":10190731,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-04-26","date":"2021-03-26","document_id":"18-030-21","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE; SERVICE BRAKES; EXTERIOR LIGHTING; ELECTRICAL SYSTEM; BACK OVER PREVENTION","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0524 - Low oil pressure (during start up in cold ambient temps). P249C-00 - Excessive Time To Enter Closed Loop Reductant Injection Control. P02E8-00 - Diesel Intake Air Flow Position Sensor Circuit Low. P20FB-00 -Reductant Pump 2 Control Performance. P065A-00 - Generator System Performance. Customers may experience the following:The cruise control and speed limited set speed doesn?t match the speedometer. It could be up to 2.5 kph (1.5 mph) difference. Other Software enhancements:Speedometer accuracy improvement(s). Cruise control updates. Battery durability improvements in hot ambient temperatures.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10190731-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10190731-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10190731","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"lighting","name":"Lighting","parent":null},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"}],"codes":["P02E8","P0524","P065A","P20FB","P249C"],"topics":[],"vehicles":[{"make":"JEEP","model":"GLADIATOR","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_jeep_gladiator"]}],"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":[]}