1967-1972 C/K Chevrolet/GMC Pickup/Blazer/Suburban 4 Plug Gauge Backlight Harness

Say goodbye to flickering dash lights and unreliable factory connections—this hard-wired gauge backlight upgrade delivers consistent, dependable illumination every time you drive.

Designed as a direct replacement for the original 1/4-turn bulb connectors, this kit eliminates one of the most common failure points in classic truck dashboards: worn, inconsistent factory receptacles. Instead of constantly cleaning contacts or bending fragile copper tabs, you’ll get a solid, hard-wired connection that keeps your gauge cluster fully lit and looking sharp.

By integrating directly into the HVAC wiring circuit, this solution provides stable power to your gauge backlights without interfering with heater or climate control operation. The result is a cleaner install, improved electrical reliability, and a dash that performs like it should—every time you turn the key.

Key Features & Benefits:

• Hard-wired reliability: Eliminates intermittent connections caused by worn factory bulb sockets
• Consistent gauge illumination: No more random dash lights going out
• Direct replacement design: Upgrades factory 1/4-turn connectors with a modern, secure solution
• Simple integration: Ties into existing HVAC wiring without affecting functionality
• Ideal for restorations & upgrades: Perfect for classic truck owners seeking dependable dash lighting

Upgrade your gauge lighting with a solution built for long-term performance. Whether you're restoring a classic or improving daily drivability, this hard-wired gauge backlight kit ensures your dashboard stays fully illuminated—just like it should.

Download Installation Manual PDF