Dorman 645-628 Headlight Connector

Durable Headlight Connector for Chevrolet and GMC Vehicles

The Dorman 645-628 headlight connector is designed to provide a reliable electrical connection for headlight assemblies on select Chevrolet and GMC models. Constructed from durable plastic and featuring weather-resistant properties, this connector ensures consistent performance in various driving conditions.

• Material: High-quality plastic for durability
• Wiring harness length: 12 inches for flexible installation
• Wire gauge measurement: 16 gauge for optimal electrical flow
• Weather resistant design to withstand moisture and corrosion
• Terminal type: Blade terminals for secure connections
• Package includes one pigtail connector

Product Details and Specifications

The Dorman 645-628 headlight connector is engineered to meet the electrical needs of multiple Chevrolet and GMC vehicles, including models such as the Silverado 1500, Sierra 2500 HD, Tahoe, Yukon XL 1500, and Suburban 1500. The 12-inch wiring harness length provides ample reach for installation, while the 16-gauge wire ensures proper current capacity for headlight operation. The blade terminal type offers a secure and stable connection, reducing the risk of electrical faults. Additionally, the weather-resistant plastic housing protects the connector from environmental elements, extending its service life.

Compatible Vehicles and Applications

This headlight connector is compatible with a wide range of Chevrolet and GMC trucks and SUVs, including:

• Chevrolet Silverado 1500, 2500 HD, and 3500 Classic models
• GMC Sierra 1500, 2500 HD, and 3500 Classic models
• Chevrolet Tahoe, Suburban 1500, and Yukon XL 1500
• GMC Yukon and Yukon XL 2500
• Other models such as Chevrolet Blazer, Cavalier, and Express series

Common Issues Addressed by This Headlight Connector

• Intermittent or non-functioning headlights due to faulty connections
• Corrosion or damage to original headlight wiring connectors
• Electrical shorts caused by worn or cracked connector housing
• Difficulty in maintaining a secure connection in harsh weather conditions
• Replacement of damaged or missing headlight pigtail connectors

Installation Notes and Tips

When installing the Dorman 645-628 headlight connector, ensure the vehicle’s battery is disconnected to prevent electrical shock. The 12-inch wiring harness length allows for flexible routing; avoid sharp bends or pinching to maintain wire integrity. Use dielectric grease on blade terminals to enhance corrosion resistance and improve electrical conductivity. Verify secure connections before reassembling headlight components and restoring power.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 645-628 headlight connector undergoes rigorous quality control to ensure durability and reliable performance. This product is backed by Dorman’s limited warranty, providing coverage against defects in material and workmanship under normal use.