Standard Ignition DS-455 Fuel Tank Selector Switch

Fuel Tank Selector Switch for Dual-Tank Trucks

The Standard Ignition DS-455 fuel tank selector switch is built for vehicles that rely on dual-tank fuel management. It uses copper alloy conductors for strong electrical conductivity and low resistive loss, with 100% testing of mechanical and electrical switching performance.

Fits 1973-1980 Chevrolet C10, C10 Suburban, C20, C20 Suburban, C30, K10, K10 Suburban, K20, K20 Suburban, K30, K5 Blazer, Blazer, and 1973-1980 GMC Jimmy applications, plus 1979-1980 GMC C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, K1500, K1500 Suburban, K2500, K2500 Suburban, and K3500 models with dual tanks where noted.

• Fuel tank selector switch for dual-tank fuel systems
• 5 blade terminals with male terminal design
• No connector style for direct service replacement applications
• Copper alloy conductors for stable electrical transfer
• Built with robust materials for service use

Detailed Product Overview

The DS-455 is a Standard Ignition fuel tank selector switch for classic Chevrolet and GMC trucks and utility vehicles that use dual fuel tanks. It is a practical replacement for restoring tank selection control on models such as Chevrolet C10, K10, and K5 Blazer, as well as GMC Jimmy and select 1979-1980 GMC C/K-series trucks with dual tanks. This part number, DS-455, is also a direct cross-reference for applications listed under 1S3844.

Common Problems This Part Can Address

• Inoperative fuel tank switching between primary and secondary tanks
• Intermittent fuel delivery when selecting a tank
• Electrical contact wear inside the selector switch
• Poor conductivity causing unreliable tank changeover
• Failed switch operation on dual-tank Chevrolet and GMC trucks

Installation Notes and Tips

Verify the terminal layout before installation: this switch uses 5 male blade terminals and no connector. Match the vehicle’s dual-tank wiring configuration and confirm the application by year, make, model, and dual-tank notes before service. The DS-455 is listed for specific Chevrolet and GMC truck and SUV applications, so compare the original switch style and terminal arrangement before replacement.

Quality Assurance

Standard Ignition states that this switch is manufactured with durable materials and tested for both mechanical action and electrical switching performance. The design reflects long-term development focused on technician service needs and dependable electrical operation.