{"nhtsa_id":10092774,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-23","date":"2014-06-11","document_id":"G-193814","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"14039A - CUSTOMER SATISFACTION (REVISED TO INCLUDE ADDITIONAL VEHICLES). CERTAIN VEHICLES MAY HAVE A CONDITION IN WHICH THE CURRENT REAR DIFFERENTIAL CONTROL MODULE (RDCM) CALIBRATION MAY LEAD, UNDER CERTAIN DRIVING CONDITIONS, TO ACTIVATE THE ALL WHEEL DRIVE (AWD) OFF INDICATOR. THE AWD SYSTEM IS DISABLED UNTIL THE NEXT IGNITION CYCLE. DEALERS ARE TO REPROGRAM THE RDCM WITH THE LATEST CALIBRATION.","document":null,"url":"https://open.wenmarpro.com/bulletins/10092774","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"ENCORE","year_from":2013,"year_to":2014,"match":"exact","vehicle_ids":["2013_buick_encore","2014_buick_encore"]},{"make":"CHEVROLET","model":"TRAX","year_from":2013,"year_to":2014,"match":"exact","vehicle_ids":["2013_chevrolet_trax","2014_chevrolet_trax"]}],"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":[]}