This E.C.M. fits the following vehicles: 2007-09 6.6L "Diesel" Chevrolet Express. 

This auction is for one service number 12609441 ECM (Engine control module) that is programmed for your vehicle using the
latest software updates using your V.I.N. (Vehicle identification number) to exactly match your vehicle. After you purchase
 the E.C.M. you will need to provide us with your V.I.N so that we can program the E.C.M. before we ship it to you.

This computer is refurbished and tested for functionality.

There is a one year replacement warranty- core required.

We will include instructions for the 30 minute security password relearn procedure 

which will need to be done before the vehicle will start. 

 This is a "do it yourself" procedure that requires either a battery charger 

be connected to the vehicle or jumper cables be connected to another 

vehicle that should be left running the whole time.  On some vehicles this procedure may not work, 

if that is the case refer to the paragraph below.

****This computer may require a theft deterrent relearn that must be performed with a 
programming scan tool through an online subscription with A.C.DelcoTDS before it will start the vehicle.  
A dealer or properly equipped repair shop can do this (charges will vary).****

Also a turbocharger relearn procedure and a fuel injection programming procedure will need to be 

done through a scan tool capable of doing these procedures.  We also include instructions for these procedures.

On this computer- we DO REQUIRE THE CORE for the one year warranty to activate. We put a return label in the box for your core to be sent back to us. No core Return= No Replacement warranty
We will ship within one business day of payment.