{"nhtsa_id":605964,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-08-04","date":"1999-06-22","document_id":"CAG19990029","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"SOME VEHICLES MAY EXPERIENCE A DIAGNOSTIC TROUBLE CODE (DTC) P0602 AFTER AN ENGINE CONTROL MODULE (ECM) OR TRANSMISSION CONTROL MODULE (TCM) REPLACEMENT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/605964","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":["P0602"],"topics":[],"vehicles":[{"make":"CADILLAC","model":"CATERA","year_from":1999,"year_to":1999,"match":"exact","vehicle_ids":["1999_cadillac_catera"]}],"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":[]}