{"nhtsa_id":601244,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-07-14","date":"1998-04-27","document_id":"98813","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)","mfr_system":null,"summary":"SOME VEHICLES MAY EXHIBIT INTERMITTENT OR NO 4X4 ENGAGEMENT , EVEN WHILE THE 4X4 ILLUMINATED, AND/OR A CLUNKING NOISE HEARD WHILE SHIFTING INTO 4X4 ON THE FLY. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/601244","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"transfer-case","name":"Transfer case","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"RANGER","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_ford_ranger"]}],"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":[]}