03 04 05 Impala Engine ECM ELEC CONT UNIT ECU Computer USED

 used ECU removed on 8-6-2017 from 2004 impala with 3800 engine- id # of vehicle is 2G1WF55K149329715. May need that to program to your vehicle- was running  in car when wrecked-selling it as is just like pictured no refunds or returns