[Programming]: DIY programming is NOT available. This proximity smart key needs to be programmed by a professional dealer or locksmith. [Sturdy and Durable]: Comes with an upgraded chip and made of quality engineering materials to support anti-drop quality, and the function is the same as the factory car key, includes remote lock, unlock, panic, remote start features. Replace Number: Compatible with FCC ID: HYQ4AA. Part Number: 13529664, 13508767, 13585722 Frequency: 315MHz Compatibility: Replacement for 2017-2018 Bolt 2018-2020 Equinox 2017-2020 2018-2020 Sonic Hatchback 2016-2019 Volt Material: Plastic Color: Black Package Contents: 1 x Car Keyless Entry Key Fob Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.