<p>Includes: - Ignition Lock Cylinder</p> <p>Fits Models: - GMC Sierra 2500 HD - GMC Sierra 3500 HD</p> <p>Model Years: - 2007–2014</p> <p>Submodels: - Common trims include WT (Work Truck), SLE, SLT, Denali - Chassis codes: Classic, GMT900 - Body styles: Crew Cab, Extended Cab, Regular Cab</p> <p>Engine Options: - Common engine sizes include 4.8L V8, 5.3L V8, 6.0L V8, 6.6L Duramax Diesel - Engine codes: L20, LMG, LY6, LMM</p> <p>Description: This ignition lock cylinder is designed specifically for GMC Sierra 2500 and 3500 HD models from 2007 to 2014. It ensures reliable ignition functionality and is a direct replacement for your vehicle's original part.</p> <p>Features: - Direct fit for specified GMC models - Durable construction for long-lasting performance - Easy installation with no modifications required - Restores proper ignition operation - Compatible with various engine options</p> <p>Part Numbers: - OLX-ACD15794826-CL360A54</p>