{"nhtsa_id":10058278,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-08-26","date":"2015-05-01","document_id":"CSN-P-73","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)","mfr_system":null,"summary":"FIAT CHRYSLER: TSB HAS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. WHEN SHIFTING OUT OF CURRENT SELECTED MODE, FINAL DRIVE CONTROL MODULE (FDCM) SOFTWARE CAUSES SERVICE 4WD LIGHT TO ILLUMINATE AND SWITCHING OUT OF 4WD FAILS AND NEEDS REPROGRAMMING. MODEL 2005-2010 JEEP GRAND CHEROKEE, JEEP COMMANDER. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10058278","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"software","name":"Software","parent":"electrical"},{"id":"transfer-case","name":"Transfer case","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"COMMANDER","year_from":2006,"year_to":2010,"match":"exact","vehicle_ids":["2006_jeep_commander","2007_jeep_commander","2008_jeep_commander","2009_jeep_commander","2010_jeep_commander"]},{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2005,"year_to":2010,"match":"exact","vehicle_ids":["2005_jeep_grand-cherokee","2006_jeep_grand-cherokee","2007_jeep_grand-cherokee","2008_jeep_grand-cherokee","2009_jeep_grand-cherokee","2010_jeep_grand-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":[]}