This is a service not a product.
Remote programming assistance for re-linking the ECU and BCM , And setting up the ECU to suit the Colorado.
You must have access to a Laptop with Teamviewer software, A J2534 pass thru device suitable for use with ACdelco Techline (TIS), and HPtuner dongle.
You must also have the security code for your Colorado (on a security info card in the owners manual normally)
 
Please note this is not a tuning service, This is a setup programming service.