Dorman 1590084 Headlight Assembly - Left

OE-Style Left Headlight Assembly

This Dorman headlight assembly is a direct replacement for the original left-side lamp on select Pontiac, Oldsmobile, and Pontiac minivan applications. It is reverse-engineered to match the stock headlight’s look, fit, and function, making it a practical choice for restoring nighttime visibility and exterior appearance.

Built with a clear lens, halogen bulb technology, and a plastic housing and lens, this headlight assembly is street legal and includes bulbs for a straightforward replacement on the correct vehicle applications.

Key Features

• Direct replacement headlight assembly for the left side
• Reverse-engineered to match the original equipment design
• Clear lens with halogen bulb technology
• Street legal for road use
• Plastic housing and plastic lens construction
• Bulbs included for the specified application
• Dorman 1590084 replacement headlight assembly

Detailed Description

Dorman 1590084 is an OE-style headlight assembly designed for vehicles that need a replacement left headlamp with factory-like fit and appearance. It is a strong match for drivers searching for a left headlight assembly for 1999-2005 Pontiac Montana, 1997-2004 Oldsmobile Silhouette, or 1997-1998 Pontiac Trans Sport. The clear lens and halogen setup support standard exterior lighting performance while maintaining the original look of the front end.

This part cross-references Eagle Eye GM151-B001L and OE number 16525739 for the same application. If you are replacing a damaged or cloudy left headlight on a Pontiac Montana, Oldsmobile Silhouette, or Pontiac Trans Sport, Dorman 1590084 provides a direct-fit solution for the listed vehicles.

Common Reasons for Replacement

• Cracked or broken left headlight lens
• Clouded or yellowed lens affecting light output
• Moisture intrusion inside the headlamp housing
• Dim, uneven, or failed halogen headlight performance
• Restoring the front-end appearance after collision damage

Installation Notes and Tips

Verify left-side fitment before installation and confirm the vehicle year, make, and model against the listed applications. This headlight assembly is intended for 12.8-volt systems and uses halogen bulb technology. For best results, inspect the mounting points, connector condition, and aiming after installation to ensure proper beam alignment.

Quality Assurance

Dorman reverse-engineers this replacement headlight to match the original stock lamp on specific vehicles, with attention to fit, appearance, and function. It is built as a street-legal exterior lighting replacement for the confirmed applications.