{"nhtsa_id":10001770,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-06-25","date":"2003-05-01","document_id":"0305S001","mfr_campaign":null,"replaces":"0205S003","component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"TRANSMISSION INDICATOR LIGHT MAY BE ON AND DIAGNOSTIC TROUBLE CODE P1870 IS SET IN THE POWERTRAIN CONTROL MODULE (PCM). *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10001770","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":["P1870"],"topics":[],"vehicles":[{"make":"ISUZU","model":"AMIGO","year_from":1998,"year_to":1999,"match":null,"vehicle_ids":[]},{"make":"ISUZU","model":"RODEO","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_isuzu_rodeo","1997_isuzu_rodeo"]},{"make":"ISUZU","model":"RODEO","year_from":1998,"year_to":1998,"match":null,"vehicle_ids":[]},{"make":"ISUZU","model":"RODEO","year_from":1999,"year_to":1999,"match":"exact","vehicle_ids":["1999_isuzu_rodeo"]},{"make":"ISUZU","model":"TROOPER","year_from":1996,"year_to":1999,"match":"exact","vehicle_ids":["1996_isuzu_trooper","1997_isuzu_trooper","1998_isuzu_trooper","1999_isuzu_trooper"]},{"make":"ISUZU","model":"VEHICROSS","year_from":1999,"year_to":1999,"match":"exact","vehicle_ids":["1999_isuzu_vehicross"]}],"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":[]}