Dorman 1591942 Headlight Assembly - Left

Dorman 1591942 Left Headlight Assembly

Restore front-end lighting on select Chevrolet Silverado trucks with this Dorman headlight assembly. It is reverse-engineered to match the original headlamp’s fit, appearance, and function for a direct replacement on the left side.

• Direct replacement headlight assembly for the left side
• Clear lens with halogen bulb technology
• Bulbs included for a complete lighting unit
• 12.8-volt electrical specification
• Plastic housing and plastic lens construction
• Street legal for road use
• Fits Chevrolet Silverado 1500, Silverado 2500, Silverado 2500 HD, Silverado 3500, and Silverado 3500 HD applications listed below

OE-Style Replacement Details

Dorman 1591942 is built as an OE-style headlight assembly for drivers who need a replacement that matches the stock unit on specific vehicles. The clear lens, halogen bulb setup, and factory-style housing help maintain original lighting performance and exterior appearance on Chevrolet Silverado 1500 and Silverado HD models. This part cross-references Eagle Eye GM436-B001L and interchange numbers 1221-0124L and 15912783 for the same application.

Vehicle Fitment

• Fits 2014 Chevrolet Silverado 1500, left, carryover model
• Fits 2007-2014 Chevrolet Silverado 2500, left
• Fits 2007-2014 Chevrolet Silverado 2500 HD, left
• Fits 2007-2014 Chevrolet Silverado 3500 HD, left
• Fits 2007-2013 Chevrolet Silverado 1500, left
• Fits 2007-2013 Chevrolet Silverado 3500, left

Common Replacement Reasons

• Cracked or clouded headlight lens
• Dim, uneven, or failed front lighting
• Water intrusion into the headlamp housing
• Damaged mounting points or worn original assembly
• Need for a left headlight replacement on a Chevrolet Silverado 1500 or Silverado HD

Installation Notes

Verify the vehicle year, model, and left-side application before installation. Compare the connector, mounting points, and lamp shape to the original assembly before final fitment. Because bulbs are included, confirm the bulb type and electrical connection match the vehicle’s existing setup before installation.

Quality Assurance

This Dorman replacement headlight assembly is engineered to match original equipment fit and function on the listed Chevrolet Silverado applications. It is street legal and built for direct replacement use on the specified vehicles.