<p>Includes: - Ignition Lock Cylinder</p> <p>Fits Models: - GMC C1500 - GMC C2500 - GMC C3500</p> <p>Model Years: - 1990–1991</p> <p>Submodels: - Common trims include Sierra, SL, SLE, and SLT - Body styles: Regular Cab, Extended Cab, Crew Cab</p> <p>Engine Options: - Common engine sizes include 4.3L V6, 5.0L V8, 5.7L V8, and 7.4L V8 - Engine codes: L35, L31, L29, and L18</p> <p>Description: This ignition lock cylinder is designed specifically for GMC C1500, C2500, and C3500 models from 1990 to 1991. It ensures reliable ignition functionality and is a direct replacement for worn or damaged cylinders, enhancing vehicle security and performance.</p> <p>Features: - Direct fit for specified GMC models - Durable construction for long-lasting use - Easy installation with no modifications required - Restores proper ignition operation - Compatible with standard key systems</p> <p>Part Numbers: - ALX-PAU-RB-924-791-CLA3</p>