{"nhtsa_id":608882,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-12-06","date":"1999-08-01","document_id":"996887","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:MANUAL TRANSMISSION; SUSPENSION","mfr_system":null,"summary":"SOME 4.0L VEHICLES WITH A4WD MAY EXHIBIT A VIBRATION / PULSATION AT 0-45 MPH ON DRY PAVEMENT UNDER LIGHT TO MODERATE ACCELERATION. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/608882","components":[{"id":"suspension","name":"Suspension","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"manual-transmission","name":"Manual transmission","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":"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":[]}