Standard Ignition S2628 Headlight Wiring Harness

Headlight Wiring Harness for GMC Yukon

Standard Ignition S2628 is a headlight wiring harness built for direct electrical connection at the headlamp assembly. It uses a 3-terminal, blade-style layout with a female connector, round and oval connector shapes, and 18-gauge wire for a clean replacement on select GMC full-size SUVs.

Compatible with 2007-2014 GMC Yukon, 2007-2014 GMC Yukon XL 1500, and 2007-2013 GMC Yukon XL 2500, this harness supports headlight circuit repair where the original connector has heat damage, corrosion, or broken terminals. The Standard Ignition S2628 is a practical OE-style service part for restoring a secure headlight connection.

Key Features

• Standard Ignition S2628 headlight wiring harness
• 3-wire, 3-terminal design with female connector and male blade terminals
• Round and oval connector shapes for application-specific headlamp connection
• 18 ga. wire construction for headlight circuit service
• Harness length: 13 in. (330 mm / 33 cm)
• Housing length: 1 1/2 in.
• Cross-reference part numbers include 15782378 and LS2529 for the same application

Detailed Description

This headlight wiring harness is engineered for select GMC Yukon and Yukon XL applications where the factory headlamp connector needs replacement. Standard Ignition S2628 follows the original connector style with a female housing, three blade terminals, and a compact 13-inch harness length to support a straightforward repair at the front lighting circuit. It is a direct-fit electrical service part for 2007-2014 GMC Yukon, 2007-2014 GMC Yukon XL 1500, and 2007-2013 GMC Yukon XL 2500.

Use the Standard Ignition S2628 when the headlight connector shows signs of melting, intermittent contact, terminal wear, or corrosion. The part number S2628 is also useful when searching for a replacement headlight wiring harness for GMC Yukon models with the same connector configuration.

Common Repair Uses

• Restores a damaged headlight connector on a GMC Yukon
• Replaces heat-affected or brittle wiring at the lamp socket
• Addresses intermittent headlight operation caused by poor terminal contact
• Corrects corrosion-related electrical connection issues at the front lighting harness
• Supports repair of broken or loose blade terminals in the headlamp circuit

Installation Notes

Match the connector shape, terminal count, and wire configuration to the original harness before installation. Inspect the mating headlamp connector, terminals, and nearby wiring for heat damage or corrosion so the replacement harness can seat properly and maintain a stable electrical connection. Verify fitment for your specific GMC Yukon, Yukon XL 1500, or Yukon XL 2500 model year before service.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical service parts, and S2628 is built to meet the connector and wiring specifications listed for the application. This part cross-references 15782378 and LS2529 for the same application.