HomeElectrical, Lighting and Body > Lighting - ExteriorDorman 1591004 Headlight Assembly - Left
Part #: 1591004

Dorman 1591004 Headlight Assembly - Left

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⚙️ 7 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: Pontiac, Grand Am
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Reliable Headlight Assembly for Pontiac Grand Am

The Dorman 1591004 headlight assembly is designed specifically for Pontiac Grand Am models, providing a direct replacement that meets street legal requirements. This assembly includes a halogen bulb and features durable plastic construction for both the housing and lens.

Key Features of Dorman 1591004 Headlight Assembly

  • Compatible with Pontiac Grand Am vehicles
  • Includes one halogen bulb for immediate installation
  • 12.8-volt electrical system compatibility
  • Amber/clear lens color for proper signaling and visibility
  • Durable plastic housing and lens materials
  • Street legal for on-road use

Detailed Product Description

This Dorman headlight assembly (part number 1591004) is engineered to match the original equipment specifications for Pontiac Grand Am models. The assembly features a single halogen bulb that operates at 12.8 volts, ensuring consistent illumination. The amber and clear lens combination provides the necessary signaling functions while maintaining compliance with street legal standards. Constructed with plastic housing and lens materials, this headlight assembly offers resistance to corrosion and impact, contributing to long-term durability.

Common Applications and Problem Resolution

  • Replacement for cracked or broken headlight assemblies on Pontiac Grand Am
  • Restores proper headlight function when bulbs or lenses are damaged
  • Improves nighttime visibility and signaling compliance
  • Addresses moisture or fogging issues caused by damaged lens seals
  • Ensures street legal lighting for vehicle inspections and safety

Installation Notes and Tips

  • Designed for direct bolt-on installation with no modifications required
  • Includes one halogen bulb pre-installed for convenience
  • Verify vehicle compatibility with Pontiac Grand Am before installation
  • Handle the plastic lens carefully to avoid scratches during installation
  • Check electrical connections for secure fit to prevent flickering

Quality Assurance and Warranty Information

Dorman provides this headlight assembly with quality standards that meet or exceed OEM requirements. The plastic housing and lens materials are selected for durability and resistance to environmental factors. This product includes a limited warranty covering defects in materials and workmanship, ensuring reliable performance for Pontiac Grand Am owners.

BrandDorman
Part Number1591004
Bulb Quantity1
Bulb TechnologyHalogen
Bulbs IncludedYes
Housing MaterialPlastic
Lens ColorAmber/Clear
Lens MaterialPlastic
Package Contents1 Headlight Assembly
Street LegalYes
Voltage12.8

This part fits 7 vehicles. Search below:

YearMakeModelPositionNotes
2005PontiacGrand AmLeft
2004PontiacGrand AmLeft
2003PontiacGrand AmLeft
2002PontiacGrand AmLeft
2001PontiacGrand AmLeft
2000PontiacGrand AmLeft
1999PontiacGrand AmLeft

* 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:

1221-0071L1652601120-5540-00GM229-B001L

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