{"nhtsa_id":620145,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-07-19","date":"2001-01-30","document_id":"4321","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"SOME VEHICLES WITH AUTOMATIC TRANSMISSION MAY EXPERIENCE HESITATION DURING DOWNSHIFT, MOST NOTICEABLE DURING CORNERING OR ACCELERATION FROM LOW SPEED. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/620145","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":"VOLVO","model":"V70","year_from":2001,"year_to":2001,"match":"exact","vehicle_ids":["2001_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":[]}