ACDelco 25656444 GM Original Equipment 4 Button Keyless Entry Remote Key Fob 4 button: lock, unlock, trunk, and fuel door release Brand new OE replacement; the GM recommended replacement for your original keyless entry remote Great warranty of 12 month/12,000 mile Battery included with the remote Programming this remote requires a scan tool and a qualified technician. See your local GM dealer or ACDelco service center.