FCC ID: HYQ1AA Frquency:315MHZ GM: 13584512 CHIP:46 COMPATIBLE WITH: for 2017 2018 GMC ACADIA for 2018 2019 GMC TERRAIN Please ensure your current key and the key blade fit exactly the same as the key sample picture. You need to have this aftermarket key cut and programmed by a local locksmith. Main dealers will not program aftermarket keys as they are only able to program genuine due to having limited software capabilities. Package: 2 pcs keys