2011 11 CHEVROLET SILVERADO CRUZE SIERRA ENGINE CONTROL MODULE ECM ECU 12645606 and quick reference guide

and quick reference guide

as we will not change the address after the order has been placed

There are several blemishes and what appears to be some paint overspray on the jack and tool

Big State Auto Parts

There is one broken tab on the plastic terminal

2011 11 CHEVROLET SILVERADO CRUZE SIERRA ENGINE CONTROL MODULE ECM ECU 12645606 and quick reference guideBig State Auto Parts, LLC Item Details Authentic OEM component in good condition. All connectors locking tabs are fully intact. Please refer to part number (12645606) to ensure compatibility with your make and model. As with any electronic control module, THIS UNIT IS LIKELY TO REQUIRE RE PROGRAMMING TO WORK WITH YOUR SPECIFIC VEHICLE. Please consult your local dealership or authorized professional mechanic if you are uncertain about this process.