General description This Car Ignition Lock Cylinder & Keys is designed to replace part numbers 12472980 and 15815961, ensuring compatibility with various Chevrolet models. It is made from durable ABS and metal materials, providing a reliable solution for your ignition needs. Technical specifications Part Numbers: 12472980, 15815961 Color: Black Material: ABS + Metal Measurement allowed error: +/- 1-3 cm Compatibility and accessories 1999-00 Chevrolet 1500 Automatic Transmission 1999-02 Chevrolet 2500 Automatic Transmission 2001-02 Chevrolet 2500 HD Automatic Transmission 1999-03 Chevrolet Ignition Lock Cylinder 2000-03 Chevrolet XL 1500 2002-03 Cadillac Escalade 1998-05 Chevrolet Astro 1999-05 Chevrolet Express (1500, 2500, 3500 Van) 1998-01 Chevrolet S10 Pickup 1999-02 Chevrolet S-15 Automatic Transmission Installation Installation instructions are not provided, but it is recommended to consult a professional mechanic for proper installation to ensure functionality and safety. Usage