Dorman 989-000 Ignition Lock Cylinder

Ignition Lock Cylinder Replacement

Restore smooth key operation with this Dorman ignition lock cylinder for select Chevrolet and GMC trucks and SUVs. Built as a direct replacement for worn or damaged original units, it helps return normal key turning action while maintaining the original equipment security design.

Compatible with 1998-2000 Chevrolet C2500, C3500, K2500, and K3500, plus 1998 Chevrolet Blazer, C1500, K1500, and S10, and 1998 GMC C1500, Jimmy, K1500, and Sonoma. Part number 989-000 is also a practical search reference for these applications.

Key Features

• Direct replacement ignition lock cylinder for select GM applications
• Black finish with metal and plastic housing construction
• Metal lock components for consistent key engagement
• Includes 2 keys for immediate use
• Non-programmable design
• No wiring harness required
• Cross-reference part numbers include 26049533 and CS784L

Detailed Description

Dorman 989-000 is an ignition lock cylinder replacement engineered for vehicles where the original cylinder has become difficult to turn or no longer operates correctly. It is built to restore normal ignition key function without changing the factory-style security approach. The black housing combines metal and plastic materials, while the lock itself uses metal construction for dependable operation. This part number 989-000 is a direct-fit service solution for select Chevrolet C2500, C3500, K2500, K3500, Blazer, C1500, K1500, S10, and GMC C1500, Jimmy, K1500, and Sonoma models from the listed years.

What It Helps Fix

• Key that is hard to insert or turn in the ignition
• Ignition cylinder wear from age and repeated use
• Loss of normal start-up operation caused by a failing lock cylinder
• Intermittent key engagement in the ignition switch area
• Security concerns related to a damaged original cylinder

Installation Notes and Tips

Verify vehicle year, make, and model before installation. This ignition lock cylinder does not require a wiring harness and is not key programmable. Confirm the existing ignition system configuration matches the listed fitment before replacing the cylinder. Use the included keys during setup and test smooth key rotation before reassembling trim components.

Quality Assurance

Dorman replacement parts are built to match the function of the original component for the listed applications. This ignition lock cylinder is intended to restore proper operation in compatible Chevrolet and GMC vehicles while preserving the factory-style security design.