{"nhtsa_id":6091767,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-11-14","date":"1999-03-01","document_id":"12521","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AXLE ASSEMBLY","mfr_system":null,"summary":"VEHICLES WITH LIMITED SLIP / TRACTION-LOK REAR AXLES MAY EXHIBIT A CHATTER NOISE WHILE TURNING. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/6091767","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"axle","name":"Axle","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"EXPLORER","year_from":1998,"year_to":1999,"match":"exact","vehicle_ids":["1998_ford_explorer","1999_ford_explorer"]},{"make":"FORD","model":"RANGER","year_from":1998,"year_to":1999,"match":"exact","vehicle_ids":["1998_ford_ranger","1999_ford_ranger"]},{"make":"MERCURY","model":"MOUNTAINEER","year_from":1998,"year_to":1999,"match":"exact","vehicle_ids":["1998_mercury_mountaineer","1999_mercury_mountaineer"]}],"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":[]}