{"nhtsa_id":10080001,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-09-14","date":"2016-06-17","document_id":"18-057-16 REV. A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"\"FLASH: 3.6L POWERTRAIN DIAGNOSTIC AND SYSTEM ENHANCEMENTS THIS BULLETIN INVOLVES REPROGRAMMING THE POWERTRAIN CONTROL MODULE (PCM) WITH THE LATEST AVAILABLE SOFTWARE. CUSTOMERS MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION. UPON FURTHER INVESTIGATION, A TECHNICIAN MAY FIND THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTCS) HAVE BEEN SET: · **P1D73 - AGS PERFORMANCE - (ACTIVE GRILL SHUTTER). · P0171 - FUEL SYSTEM 1/1 LEAN. · P0174 - FUEL SYSTEM 2/1 LEAN.** THE TECHNICIAN MAY ALSO FIND THE FOLLOWING DTC STORED IN THE ANTI-LOCK BRAKE SYSTEM (ABS) MODULE MEMORY: NOTE: THE DIAGNOSTIC TROUBLE CODE (DTC) IS CAUSED BY A CALIBRATION IN THE PCM THAT IS IN CONFLICT WITH THE ABS MODULE PROGRAMMING. THE NEW SOFTWARE FLASH WILL CORRECT THIS ISSUE. · C121C-00 - TORQUE REQUEST SIGNAL DENIED. **THIS SOFTWARE RELEASE ALSO INCLUDES: · TRANSMISSION QUICK LEARN. · ENGINE ENHANCEMENTS.**\"","document":null,"url":"https://open.wenmarpro.com/bulletins/10080001","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":["C121C","P0171","P0174","P1D73"],"topics":[],"vehicles":[{"make":"CHRYSLER","model":"PACIFICA","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_chrysler_pacifica"]}],"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":[]}