Ignition lock cylinder worn out, making turning your key difficult or impossible? This direct replacement properly restores operation while maintaining the same level of security as the original equipment design. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet Blazer: 1998] - [Chevrolet C1500: 1998] - [Chevrolet C2500: 1998, 1999, 2000] - [Chevrolet C3500: 1998, 1999, 2000] - [Chevrolet C3500HD: 1998, 1999, 2000, 2001, 2002] - [Chevrolet K1500: 1998] - [Chevrolet K2500: 1998, 1999, 2000] - [Chevrolet K3500: 1998, 1999, 2000] - [Chevrolet S10: 1998] - [GMC C1500: 1998] - [GMC C2500: 1998, 1999, 2000] - [GMC C3500: 1998, 1999, 2000] - [GMC C3500HD: 1998, 1999, 2000, 2001, 2002] - [GMC Jimmy: 1998] - [GMC K1500: 1998] - [GMC K2500: 1998, 1999, 2000] - [GMC K3500: 1998, 1999, 2000] - [GMC Sonoma: 1998]