<p>Includes: - Ignition Lock Cylinder</p> <p>Fits Models: - GMC Sierra 3500 HD</p> <p>Model Years: - 2007</p> <p>Submodels: - Common trims include SL, SLE, SLT, Denali; chassis code is GMT900; body style is Crew Cab, Regular Cab, and Extended Cab.</p> <p>Engine Options: - Common engine sizes include 6.0L V8 (L96), 6.6L Duramax Diesel (LBZ), and 8.1L V8 (L18).</p> <p>Description: This ignition lock cylinder is designed specifically for the 2007 GMC Sierra 3500 HD, ensuring a perfect fit and reliable performance. It replaces the original ignition lock cylinder, allowing for smooth ignition operation and enhanced security.</p> <p>Features: - Direct replacement for factory part - Durable construction for long-lasting use - Easy installation with no modifications required - Compatible with standard ignition keys - Ensures proper ignition function</p> <p>Part Numbers: - CLX-M0-USA-REPO503901-CL360A92</p>