Check the listing for details. 2012-16 Sierra 6.0L Engine computer 12668866 "Programmed to your VIN" ECM PCM. Condition: Remanufactured. Listed at 229.95 USD. This E.C.M. fits the following vehicles: 2012-16 6.0L GMC sierra (2500HD, 3500HD). It will also fit the vehicles listed in the compatibility chart. This auction is for one service number 12668866 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 no core charge you keep your old E.C.M. There is a one year replacement warranty. A 30 "do it yourself" minute security password relearn procedure may be necessary if the vehicle does not start. Instructions for that will be included. A crankshaft variation relearn will need to be performed once the vehicle is running. This will be evident if the check engine or service engine soon light comes on once the vehicle is running. You will need access to a scan tool capable of doing this procedure to do this and clear any related trouble codes (Code P0315). If this is not available to you a repair shop will have to perform this and clear the related trouble code. The vehicle will run normal but the ”service engine soon” light may come on and a trouble code will be stored until this is resolved. We will ship within one business day of payment. You can pay instantly with PayPal. Same day shipping as long as the order is made by 2:00 P.M. EST (Mon-Fri).