19260758 and 19260758 - You must match this exactly!

ECU tested and does have communication and a properly functioning processor!

• You must match your part number exactly as seen above. If any numbers are off compared to your original it will not work properly.
• At the time of purchase please supply your VIN for programming. You will need to complete a 30 minute key relearn and we'll send those instructions with your order.
• Ecu will fit 2007 to 2010 GM Chevy 6.6L LMM diesel models with an exact part number match.

Pins perfect, none are broken or bent

This ECM comes with a 90 day warranty from the date of purchase. Please keep a copy of your purchase record which we will send with your item. If you would like to send your core back for a $50 partial refund let us know and we'll include a prepaid label for your old unit. Once it comes in we'll issue the partial refund. It's thate easy to get money back!