{"nhtsa_id":10229239,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-09","date":"2015-05-20","document_id":"2103315","mfr_campaign":null,"replaces":null,"component":"BACK OVER PREVENTION; WHEELS; POWER TRAIN; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Flash: Transmission Shift And Drivability Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software followed by a drive validation. The following software enhancement, for the 948TE 9-speed transmission, is being released to improve diagnostics for the following Diagnostic Trouble Codes (DTCs): ? P0711 - Transmission Fluid Temperature Sensor A Circuit Range-Performance ? P0887 - TCM Power Control Circuit High ? P1720 - Output Speed Sensor-Wheel Speed Rationality ? P1D98 - Incorrect Gear Ratio Clutch B or D Defective ? P215C - Output Shaft Speed Wheel Speed Correlation ? U0401 - Implausible Data Received From ECM-PCM The software also enables DTC P07A7 - Transmission Friction Element C Stuck On to set in the case of a dislodged C-clutch snap-ring.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10229239-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10229239-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10229239","components":[{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"wheels","name":"Wheels","parent":null},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"}],"codes":["P0711","P07A7","P0887","P1720","P1D98","P215C","U0401"],"topics":[],"vehicles":[{"make":"JEEP","model":"CHEROKEE","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_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":[]}