Part Numbers: 13584502 Fitment: for GMC Acadia 2017 2018 FCC ID: HYQ1EA; Frequency: 433MHz; This car key fob has 5 buttons, lock key, unlock key, remote start key, trunk hold key(press twice in quick succession ), panic key. Programming: This remote must be programmed and cut by a qualified locksmith or dealership. Note: please make sure the remote programming can work on your vehicle before asking the locksmith to cut the key. This is a non-OEM product, accessory only! Package Included:1 x Car Keyless Entry Remote (Battery included)