Here we have a good used complete engine wiring harness removed from a 2004 Cadillac Escalade. This should fit many 03-06 Chev/gmc/cadillac suv with the V8 engine. This is the harness that sits on top of the engine and plugs into the ecu. As shown in the photos it is in excellent condition and ready to install. Verify that its the exact part number you need. Sold as shown in the photos. Please email me if you have any questions.
