06 ENVOY IMPALA 5.3L PCM ECU ECM ENGINE COMPUTER OEM 12604819 PROGRAMMED TO VIN Featured Products Issue that causes display to

Issue that causes display to go out has been refurbished

3W4A-12A650-JH

56044555AM

There may be some minor chipped plastic that does not affect function

R5094524AG

06 ENVOY IMPALA 5.3L PCM ECU ECM ENGINE COMPUTER OEM 12604819 PROGRAMMED TO VIN Featured Products Issue that causes display toPart Number Service NO: 12596679 and Part Number: 12604819 Please match both of these! ECU has security and requires programming before installation. We offer FREE VIN programming so the ECU arrives and your vehicle will start once a key relearn process is completed. We will send instructions on how to complete this. During chekcout, be sure to put your VIN in the "notes to seller" field, otherwise we'll message after the purchase for your VIN. A