Standard Ignition DL-5B Door Lock Kit

Door Lock Kit for OE-Style Rear Door Service

Standard Ignition DL-5B is a door lock kit built for precise replacement of worn or failed door lock cylinders on select Chevrolet and GMC vehicles. It uses solid brass tumblers, chrome-plated brass keys, and die-cast zinc lock cores to support smooth operation and accurate key engagement.

Compatible With rear door applications on classic Chevrolet G10, G20, and G30 vans, plus GMC G1500, G2500, and G3500 models. It also covers select Chevrolet Corvette, Camaro, Blazer, Suburban, and GMC Jimmy applications where the black-finish lock cylinder is specified.

• Standard Ignition DL-5B door lock kit
• Attachment method: clip
• Complete kit with keys included
• Chrome and black finish
• Non-programmable key design
• Built with solid brass tumblers and die-cast zinc lock cores

Detailed Product Overview

This Standard Ignition DL-5B replacement lock kit is engineered to match the original lock profile for straightforward installation and reliable fitment. The construction combines brass and zinc components to help maintain consistent cylinder action, while the randomly assigned key code approach supports secure service replacement. This part cross-references 9D1070 and DL73 for the same application.

For technicians and restorers working on Chevrolet and GMC rear door lock service, DL-5B provides an OE-style solution for vehicles such as the Chevrolet G10, GMC G1500, and Chevrolet K5 Blazer. It is also listed for select ignition lock cylinder applications on models including the Chevrolet Corvette and Camaro.

Common Problems This Part Can Address

• Worn door lock cylinders that no longer turn smoothly
• Broken or sticking key operation in rear door locks
• Mismatch between existing keys and replacement cylinders
• Corrosion or wear in older OE lock cores
• Need for a direct replacement on select Chevrolet and GMC rear door applications

Installation Notes and Tips

Verify the vehicle year, make, model, and lock location before ordering, since fitment varies by application and finish. This kit uses a clip attachment method and is not key programmable. Confirm the existing lock style and black-finish requirement on rear door applications before installation.

Quality Assurance

Standard Ignition designs replacement lock components using technician-focused research and development to address common OE failure points. The DL-5B is built with professional-grade materials selected for consistent operation and accurate replacement of original-style door lock hardware.