High Quality Content by WIKIPEDIA articles! The Ground Combat Vehicle (GCV) is the U.S. Army`s replacement program for armored fighting vehicles in Heavy and Stryker brigade combat teams. The GCV is organized under the Follow On Incremental Capabilities Package of the BCT Modernization program. The first variant of the vehicle is to be prototyped in 2015 and fielded by 2017. It replaced the canceled Future Combat Systems, manned ground vehicles program.