{"nhtsa_id":613320,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-06-21","date":"1998-11-01","document_id":"5189","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"SOME VEHICLES MAY EXHIBIT A HESITATION / LACK OF POWER ON RE-ACCELERATION AFTER DECELERATING FROM HIGHWAY SPEED (45-65 MPH) TO A SLOW ROLL CONDITION (EXIT RAMP / TOLLBOOTH). THIS MAY BE DUE TO THE TRANSMISSION CALIBRATION NOT MAKING THE 3-1 DOWNSHIFT. ENGINEERING IS INVESTIGATING. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/613320","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"EXPLORER","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_ford_explorer"]},{"make":"MERCURY","model":"MOUNTAINEER","year_from":1998,"year_to":1998,"match":"exact","vehicle_ids":["1998_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":[]}