HomeElectrical, Lighting and Body > Lighting - ExteriorDorman 1591104 Headlight Assembly - Left
Part #: 1591104

Dorman 1591104 Headlight Assembly - Left

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⚙️ 8 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, Avalanche 1500 and Avalanche 2500
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Reliable Headlight Assembly for Chevrolet Avalanche 1500 and 2500

The Dorman 1591104 headlight assembly is designed to restore proper lighting performance for your Chevrolet Avalanche 1500 or Avalanche 2500. This street-legal headlight assembly includes halogen bulbs and features durable plastic construction for both the housing and lens.

Key Features of Dorman 1591104 Headlight Assembly

  • Compatible with Chevrolet Avalanche 1500 and Avalanche 2500 models
  • Includes two halogen bulbs for immediate installation
  • Clear plastic lens and housing for optimal light output
  • Operates at 12.8 volts, meeting standard vehicle electrical requirements
  • Street legal for on-road use
  • Package contains one complete headlight assembly

Detailed Description of the Dorman 1591104 Headlight Assembly

This headlight assembly from Dorman is engineered to meet the lighting needs of Chevrolet Avalanche 1500 and 2500 trucks. The assembly includes two halogen bulbs, providing reliable illumination with a clear lens that ensures maximum light transmission. Both the lens and housing are made from durable plastic materials designed to withstand road conditions and environmental exposure. Operating at 12.8 volts, this headlight assembly is fully compatible with the electrical system of your Avalanche, ensuring consistent performance and safety. The product is street legal, making it suitable for daily driving and compliant with vehicle lighting regulations.

Common Issues Addressed by This Headlight Assembly

  • Restores visibility after headlight lens damage or clouding
  • Replaces faulty or burnt-out halogen bulbs
  • Fixes cracked or broken headlight housing
  • Improves lighting performance for safer night driving
  • Ensures compliance with street-legal lighting standards

Installation Notes and Tips

  • Designed for direct replacement on Chevrolet Avalanche 1500 and 2500 models
  • Includes bulbs, reducing the need for additional purchases
  • Ensure electrical connections are secure and free of corrosion
  • Handle the plastic lens carefully to avoid scratches during installation
  • Consult vehicle service manual for detailed installation procedures

Quality Assurance and Warranty Information

Dorman manufactures this headlight assembly to meet industry standards for fit and function. The use of quality plastic materials for the lens and housing ensures durability under normal driving conditions. The included halogen bulbs are matched to the assembly for optimal performance. While specific warranty details are not provided here, Dorman typically offers limited warranties on their lighting products to cover manufacturing defects.

BrandDorman
Part Number1591104
Bulb Quantity2
Bulb TechnologyHalogen
Bulbs IncludedYes
Housing MaterialPlastic
Lens ColorClear
Lens MaterialPlastic
Package Contents1 Headlight Assembly
Street LegalYes
Voltage12.8

This part fits 8 vehicles. Search below:

YearMakeModelPositionNotes
2005ChevroletAvalanche 1500Leftw/Bulb Shield; wo/Decor Package
2005ChevroletAvalanche 2500Leftw/Bulb Shield; wo/Decor Package
2004ChevroletAvalanche 1500Leftwo/Decor Package
2004ChevroletAvalanche 2500Leftwo/Decor Package
2003ChevroletAvalanche 1500Leftwo/Decor Package
2003ChevroletAvalanche 2500Leftwo/Decor Package
2002ChevroletAvalanche 1500Left
2002ChevroletAvalanche 2500Left

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

103765941221-0085L20628600GM237-B001L

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.