<p>Includes: - Ignition Lock Cylinder</p> <p>Fits Models: - GMC C8500 Topkick</p> <p>Model Years: - 2003–2009</p> <p>Submodels: - Applies to listed models</p> <p>Engine Options: - Compatible with standard engine options</p> <p>Description: This ignition lock cylinder is designed specifically for the GMC C8500 Topkick from 2003 to 2009. It ensures reliable ignition functionality and is a direct replacement for worn or damaged units, helping to restore proper vehicle operation.</p> <p>Features: - Direct fit for GMC C8500 Topkick - Durable construction for long-lasting performance - Easy installation with no modifications required - Restores ignition functionality - High-quality replacement part</p> <p>Part Numbers: - ALX-PAU-SI-US-529L-CLA4</p>