🔑 Compatible with Cadillac CTS (2003-2007) – Precisely designed for Cadillac CTS 2003 2004 2005 2006 2007, ensuring seamless replacement for lost or damaged key fobs.|📡 Verified FCC ID & OEM Part Numbers – Supports FCC ID: L2C0005T and Part Numbers: L2C0005T, 12223132, 12223134, providing a direct match to your vehicle's remote.|📶 Stable 315 MHz Signal with Advanced Chip – High-performance 315 MHz frequency chip ensures fast signal transmission, secure locking, unlocking, trunk release, and panic alarm activation.|🛠 Professional Programming Required – This key fob must be cut and programmed by a certified locksmith or dealership. Please confirm compatibility before cutting the key for best results.|📦 Complete Package – Chip & Battery Pre-Installed – Comes fully equipped with a pre-installed chip and battery, housed in a durable plastic shell for long-lasting use. Cost-effective OEM alternative.