{"nhtsa_id":621829,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-10-02","date":"2001-05-01","document_id":"430029","mfr_campaign":null,"replaces":"430029","component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"CUSTOMER COMPLAINT REGARDING TRANSMISSION LOCKUP ENGAGEMENT / DISENGAGEMENT WHILE DRIVING AT CRUISING SPEEDS (90 - 100 KM/H / 55 - 60 MPH) MAY BE DUE TO COOLANT CONTAMINATED, DEGRADED OR OVERHEATED TRANSMISSION FLUID. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/621829","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"VOLVO","model":"S70","year_from":1998,"year_to":2000,"match":"exact","vehicle_ids":["1998_volvo_s70","1999_volvo_s70","2000_volvo_s70"]},{"make":"VOLVO","model":"V70","year_from":1998,"year_to":2000,"match":"exact","vehicle_ids":["1998_volvo_v70","1999_volvo_v70","2000_volvo_v70"]},{"make":"VOLVO","model":"V70XC","year_from":1998,"year_to":2000,"match":"base","vehicle_ids":["1998_volvo_v70","1999_volvo_v70","2000_volvo_v70"]}],"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":[]}