This Chassis ECM is designed for the 2008 Cadillac Escalade and is a genuine OEM part. It is located below the left hand front seat and has an inventory ID of C-37-A. The part number is 591 and the interchange part number is 591-01469. This used Chassis ECM comes with a manufacturer warranty of 1 month and is suitable for placement on the left side of the vehicle. It is compatible with the 2008 Avalanche 1500 model. Purchase with confidence on eBay Motors with this reliable and authentic OEM part.