Dorman 904-480 Fuel Injection Harness

Dorman 904-480 Fuel Injector Harness

The Dorman 904-480 fuel injector harness is a direct replacement wiring harness for restoring proper injector circuit operation in speed density and direct injection systems. Built with quality materials and insulated electrical connectors, it helps maintain a cleaner electrical connection where corrosion and connector wear can interrupt performance.

For drivers searching for a fuel injector wiring harness for Dorman 904-480, this replacement part is built to match the original fit and function. It is a practical choice for fuel injection harness replacement on vehicles that use a 6-injector control layout and male connector interfaces.

Key Features

• Direct replacement fuel injector harness for OE-style fit and function
• Supports speed density fuel metering and direct injection applications
• Full insulated electrical connectors help reduce corrosion exposure
• Standard replacement grade for repair-focused service work
• 16-gauge wiring with black and gray connector housings
• Designed to control 6 fuel injectors through a 7-connector layout
• Part number 904-480 for easy identification during ordering and service

Detailed Description

Dorman 904-480 is a replacement fuel injection harness made to restore proper operation of the injection system when the original harness has damaged wiring, worn terminals, or connector-related faults. The harness measures 44 inches in length and uses 16-gauge wire with male plug/connector types for a service-ready OE-style repair. It is built for direct injection systems using speed density metering and is configured to control 6 fuel injectors. If you are sourcing a fuel injector harness for a Dorman 904-480 repair, this part provides the connector style and electrical layout needed for a clean replacement on the correct application. It is also a relevant search match for fuel injector wiring harness replacement on select make/model applications where the original harness has failed.

This part cross-references 1538920 for the same application.

What It Helps Fix

• Intermittent injector operation caused by damaged wiring
• Corrosion at insulated connector terminals
• Misfires related to injector circuit interruption
• Hard starting or rough running from injector harness faults
• Check engine light concerns tied to injector electrical issues

Installation Notes and Tips

Inspect the injector connectors, terminal condition, and routing path before installation. Confirm the harness connector count, male terminal style, and system layout match the original part before connecting it to the vehicle. For make/model searches such as Dorman 904-480 fuel injector harness for Chevrolet Silverado or GMC Sierra applications, verify the engine and injection system configuration against the original harness to ensure proper service fitment.

Quality Assurance

This Dorman replacement harness is built to match the fit and function of the original equipment part using quality materials and insulated connectors for corrosion resistance. It is a standard replacement component intended for dependable electrical repair in fuel injection service.