{"nhtsa_id":10204382,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-13","date":"2021-11-06","document_id":"18-090-21","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; FUEL SYSTEM, OTHER:FUEL INJECTION SYSTEM; EXTERIOR LIGHTING; PARKING BRAKE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of 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): P2172 - High Airflow/Vacuum Leak Detected (Instantaneous Accumulation). P02EE - Cylinder 1 Injector Circuit Performance. P02EF - Cylinder 2 Injector Circuit Performance. P02F0 - Cylinder 3 Injector Circuit Performance. P02F1 - Cylinder 4 Injector Circuit Performance. Customers may also experience the following condition:When the cruise control is engaged and the Active Vehicle Speed Limiter (AVSL) button is pressed, Instrument Panel Cluster (IPC) display skips ?Cruise Control Canceled? message and displays ?Speed Limiter Ready?. In addition the following software enhancement are included:Improved idle after a hot restart.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10204382-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10204382-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10204382","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"lighting","name":"Lighting","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"parking-brake","name":"Parking brake","parent":"brakes"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":["P02EE","P02EF","P02F0","P02F1","P2172"],"topics":[],"vehicles":[{"make":"JEEP","model":"CHEROKEE","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_jeep_cherokee"]}],"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":[]}