Dorman 645-659 Wiring Harness Connector

Reliable Multi-Purpose Wiring Harness Connector for GM Vehicles

The Dorman 645-659 multi-purpose wiring harness connector is designed to provide secure and efficient electrical connections for select Cadillac, Chevrolet, GMC, and Hummer models. Engineered with 20-gauge wire compatibility and metal terminals, this connector supports reliable performance in demanding automotive electrical systems.

• Compatible with 20-gauge wire for versatile wiring applications
• Includes 7 butt connectors for multiple wire connections
• Features female (hembra) Aspa and blade terminal types for secure fit
• Durable metal terminal material ensures long-lasting conductivity
• Designed for use with various GM trucks and SUVs including Silverado, Sierra, Escalade, and Yukon

Product Details and Specifications

The Dorman 645-659 wiring harness connector is a multi-purpose electrical connector kit that includes one harness and seven butt connectors. It supports seven wires, each compatible with 20-gauge wiring, making it suitable for a range of automotive electrical repairs and upgrades. The terminals are female (hembra) and come in Aspa and blade types, providing flexibility for different connection needs. Constructed with metal terminals, this connector ensures reliable electrical conductivity and resistance to corrosion over time.

Compatible Vehicles and Applications

This wiring harness connector is compatible with a variety of General Motors vehicles, including Cadillac Escalade ESV and EXT, Chevrolet Avalanche 1500 and 2500, Silverado 1500, 2500, and 3500 series, GMC Sierra 1500, 2500, and 3500 series, Hummer H2, and SUVs like Suburban 1500 and 2500, Tahoe, Yukon, and Yukon XL 1500 and 2500. It is ideal for electrical repairs, wiring harness replacements, and custom wiring projects on these models.

• Electrical wiring repairs on Silverado 1500 and Sierra 2500 HD
• Replacement of damaged connectors in Escalade EXT and ESV
• Custom wiring harness assembly for Hummer H2
• Restoration of electrical connections in Suburban 2500 and Yukon XL
• General maintenance of wiring systems in Avalanche 1500 and 2500

Installation Notes and Tips

When installing the Dorman 645-659 wiring harness connector, ensure that the wire gauge matches the 20-gauge specification for optimal connection integrity. Use appropriate crimping tools to secure the butt connectors and verify that the female Aspa and blade terminals are properly seated to prevent loose connections. Inspect the wiring harness for any signs of wear or damage before installation to maintain system reliability.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing dependable performance for automotive electrical systems. The 645-659 wiring harness connector is made with durable metal terminals to resist corrosion and wear. While specific warranty details may vary, Dorman typically offers limited warranties on their electrical connectors to ensure customer confidence in product quality.