Dorman 645-175 Fuel Sender Connector

Reliable Fuel Sender Connector for GM Vehicles

The Dorman 645-175 Fuel Sender Connector is designed to provide a secure and durable electrical connection for fuel sending units in select GM vehicles. Engineered with quality materials, this connector ensures consistent performance in fuel and air delivery systems.

• Compatible with Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, and Saturn models
• Features a female blade pin terminal type for reliable connectivity
• Includes 4 waterproof butt connectors for secure wire splicing
• Wiring harness length of 17.67 inches with 10-gauge wire for optimal current flow
• Oval-shaped connector housing available in multiple colors including black, white, grey, and more
• Contains 4 wires and 4 terminals to match fuel sender requirements

Durable Design and Technical Specifications

The Dorman 645-175 Fuel Sender Connector is constructed with a female terminal gender and blade pin terminals, ensuring a tight and corrosion-resistant connection. The oval shape of the connector housing facilitates easy installation and secure fitment. With a wiring harness length of 17.67 inches and 10-gauge wire, this connector supports efficient electrical transmission for fuel sender units. The package includes one pigtail and four waterproof butt connectors, allowing for a reliable and weather-resistant splice.

Compatible Vehicles and Applications

This fuel sender connector is compatible with a range of GM vehicles, including Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, and Saturn. Specific models supported include Escalade, Escalade ESV, Express 1500/2500/3500, H2, HHR, Impala, Montana, Relay, Savana 1500/2500/3500, Suburban 1500/2500, Terraza, Yukon, Yukon XL 1500/2500.

• Replacement for faulty or damaged fuel sender connectors
• Resolves intermittent fuel gauge readings caused by poor electrical connections
• Prevents fuel system electrical failures due to corrosion or wear
• Restores proper communication between fuel sender and vehicle wiring harness
• Ensures waterproof and secure wire splicing in fuel delivery circuits

Installation Notes and Tips

When installing the Dorman 645-175 Fuel Sender Connector, ensure the wiring harness is routed away from heat sources and moving parts. Use the included waterproof butt connectors to create secure, moisture-resistant splices. Verify that the female blade terminals are fully seated to prevent loose connections. Properly secure the wiring harness to avoid strain on the connector and maintain reliable operation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 645-175 Fuel Sender Connector undergoes rigorous quality control to ensure durability and performance in demanding automotive environments. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts to support customer confidence.