14 15 16 SIERRA SILVERADO PCM ECU ECM ENGINE COMPUTER OEM 12663391 SN 12656993 GM ABS VIDEO We recommend matching the following

We recommend matching the following but believe your MB shop can update this: A 272 150 00 79

05094462AD

05094462AE

Internal component that typically fails has been replaced

14 15 16 SIERRA SILVERADO PCM ECU ECM ENGINE COMPUTER OEM 12663391 SN 12656993 GM ABS VIDEO We recommend matching the followingPart Number Service NO: 12656993 and Part Number: 12663391 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