{"nhtsa_id":52553,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-08-14","date":"1997-04-01","document_id":"9774T65E02","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"HARSH GARAGE SHIFT, REVERSE TO DRIVE, HYDRA-MATIC 4T65-E TRANSAXLE. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/52553","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"PARK AVENUE","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_buick_park-avenue"]},{"make":"PONTIAC","model":"BONNEVILLE","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_pontiac_bonneville"]},{"make":"PONTIAC","model":"GRAND PRIX","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_pontiac_grand-prix"]},{"make":"POWERTRAIN","model":"POWERTRAIN","year_from":1997,"year_to":1997,"match":null,"vehicle_ids":[]}],"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":[]}