{"nhtsa_id":6089807,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-02-25","date":"1999-11-26","document_id":"030899","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AXLE ASSEMBLY","mfr_system":null,"summary":"INFORMATION ON NEW WJ 186FBI FRONT AXLE PINION GEAR FLANGED NUT AND GROUND COLLAPSIBLE SPACER. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/6089807","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"axle","name":"Axle","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":1999,"year_to":2000,"match":"exact","vehicle_ids":["1999_jeep_grand-cherokee","2000_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":[]}