Dorman 1591104 Headlight Assembly - Left

Dorman 1591104 Left Headlight Assembly

This Dorman headlight assembly is a direct replacement for the original left headlight on select Chevrolet Avalanche 1500 and Avalanche 2500 models. It is reverse-engineered to match the stock unit’s fit, appearance, and lighting performance, with clear lens construction and halogen bulb technology.

• Direct replacement headlight assembly for the left side
• Fits select 2002-2005 Chevrolet Avalanche 1500 and Avalanche 2500 applications
• Clear lens with plastic housing and plastic lens material
• Halogen bulb technology with bulbs included
• 12.8-volt electrical specification
• Street legal for road use

OE-Style Fit and Function

Built to match the original headlamp design, Dorman 1591104 helps restore the front lighting on Chevrolet Avalanche 1500 and Chevrolet Avalanche 2500 trucks without requiring a dealership replacement. The assembly uses a clear lens, halogen lighting, and a plastic housing to mirror the factory configuration on the specified left-side applications. This part cross-references Eagle Eye GM237-B001L for the same application.

Vehicle Fitment

• Fits 2005 Chevrolet Avalanche 1500, left, w/Bulb Shield; wo/Decor Package
• Fits 2005 Chevrolet Avalanche 2500, left, w/Bulb Shield; wo/Decor Package
• Fits 2003-2004 Chevrolet Avalanche 1500, left, wo/Decor Package
• Fits 2003-2004 Chevrolet Avalanche 2500, left, wo/Decor Package
• Fits 2002 Chevrolet Avalanche 1500, left
• Fits 2002 Chevrolet Avalanche 2500, left

What This Headlight Can Help Fix

• Cracked or clouded left headlight lens
• Dim, uneven, or failed front lighting
• Water intrusion caused by a damaged housing
• Restoration needs after collision or front-end wear
• Factory-style replacement for a worn Chevrolet Avalanche headlamp

Installation Notes and Tips

Verify the vehicle year, model, and left-side position before installation. This assembly is specified for 2005 Avalanche 1500 and 2500 models with a bulb shield and without the decor package, and for 2002-2004 Avalanche 1500 and 2500 models without the decor package. Confirm bulb and connector condition during replacement to ensure proper operation.

Quality Assurance

Dorman engineers this replacement headlight assembly to match the original equipment form and function for the listed Chevrolet Avalanche applications. The part number is 1591104.