Dorman 1590149 Headlight Assembly - Right

OE-Style Right Headlight Assembly

This Dorman headlight assembly is a direct replacement for the original right-side lamp on select GMC trucks and SUVs. Built to match stock fit, appearance, and lighting performance, Dorman 1590149 offers a practical alternative to dealership replacement for the GMC Sierra 1500, GMC Yukon, and GMC Yukon XL 1500.

Key Features

• Right headlight assembly for select GMC applications
• Halogen bulb technology with bulbs included
• Clear lens for a factory-style exterior appearance
• 12.8-volt electrical specification
• Plastic housing and plastic lens construction
• Street legal when installed on the listed vehicles
• Reverse-engineered to match the original headlamp design

Detailed Product Information

Dorman 1590149 is engineered as an OE-style replacement headlight assembly for the passenger-side front lighting position. It is built to follow the original headlamp shape, mounting points, and lighting layout used on specific GMC Sierra and Yukon models, helping restore proper nighttime visibility and front-end appearance. The assembly uses halogen bulb technology, includes bulbs, and features a clear lens with a plastic housing and lens material for a factory-like look. This part cross-references TYC 20-6859-00 for the same application.

Compatible With 2001-2006 GMC Sierra 1500, right; 2001-2006 GMC Yukon, right; 2001-2006 GMC Yukon XL 1500, right; and 2007 GMC Sierra 1500 Classic, right, 2007 GMC Sierra 1500 HD Classic, right, 2007 GMC Sierra 2500 HD Classic, right, and 2007 GMC Sierra 3500 Classic, right. Dorman 1590149 is a fit-focused replacement for drivers searching for a right headlight assembly for GMC Sierra 1500 Classic or a replacement headlamp for 2001-2006 GMC Yukon models.

Common Problems This Part Can Address

• Cracked or clouded headlight lens
• Dim, uneven, or failed right-side headlamp output
• Moisture intrusion in the original headlight housing
• Broken mounting tabs or damaged housing
• Restoring front-end lighting after collision repair

Installation Notes and Tips

Install this assembly on the right side only and verify vehicle year, model, and trim before ordering. Transfer or connect the halogen bulbs as required by the vehicle setup, and confirm the headlamp aim after installation. For best results, inspect the wiring connector, bulb sockets, and surrounding mounting points before final assembly.

Quality Assurance

Dorman reverse-engineers this replacement headlight to match the original equipment design on the listed vehicles. Part number 1590149 is built for direct-fit replacement use on the specified GMC applications and is street legal when installed correctly on those vehicles.