This remote has remote engine start and PEPS. Remote engine start means you can press a button on the remote to start your vehicle from a distance. PEPS means you don't have to use the key to turn on the engine and there will be a push button start on the dash.This is a brand new OEM unit. The FCC ID can be KR55WK50073, OHT05918179, or P4O9MK74946931. GM superceds part numbers a lot so this has the following part numbers: 13504202, 13500224, and 13585206. This is a 5 button flipkey remote. When you receive this you will have a local automotive locksmith cut the key to work your vehicle then you can use the programming instructions on the programming tab of this product on our website to make the vehicle recognize and respond to your new remote.