Dorman 645-303 Headlight Socket - Low Beam

Dorman 645-303 Headlight Socket

Dorman 645-303 is a replacement headlight socket built to match the original equipment fit and terminal count for specified vehicles. It uses corrosion-resistant contacts and quality materials to support dependable electrical connection in headlight circuits.

Key Features

• Replacement headlight socket for OE-style fitment
• Blade terminal design with female terminals
• 3-wire configuration for the specified headlight applications
• Tin brass terminal material with tin plating for improved contact durability
• 8.5 in overall length for pigtail-style repair use
• Compatible With Chevrolet Camaro, Ford F-150, Jeep Wrangler, and other listed applications

Detailed Description

This Dorman headlight socket is designed for vehicles that use a 3-wire, blade-terminal female connector at the headlamp. It is a direct replacement style part for many halogen capsule headlight applications, including select Chevrolet Camaro, Ford F-150, Dodge Challenger, Jeep Wrangler, and Nissan Sentra models. The Dorman 645-303 helps restore a secure electrical connection where the original socket has heat damage, corrosion, or terminal wear.

This part cross-references Standard Ignition S-1011 for the same application.

What It Helps Fix

• Intermittent headlight operation caused by worn terminals
• Heat-related socket damage at the bulb connector
• Corrosion at the headlight plug
• Loose or unreliable electrical contact in the headlamp circuit
• Broken pigtail connector ends on halogen headlight systems

Installation Notes and Tips

Verify the vehicle uses a 3-wire female blade-style headlight socket before installation. This part is listed for specific halogen capsule headlight applications and select low-beam uses on certain GMC Yukon models. Match the original connector style and terminal count to the existing socket, and inspect the bulb, wiring, and surrounding connector for heat damage before completing the repair.

Quality Assurance

Dorman designs this replacement socket with corrosion-resistant contacts and OE-style fitment for specified vehicles. The tin brass terminal material supports stable electrical contact in headlight service.