Phillips 3057NACP Turn Signal Light Bulb - Front

Phillips 3057NACP Turn Signal Bulb

The Phillips 3057NACP is a standard mini incandescent turn signal light bulb built for exterior lighting service on a wide range of older GM, Chrysler, Dodge, Lincoln, Plymouth, and Saturn vehicles. It uses a clear glass bulb body with amber output and a dual-filament design for turn signal and related lighting applications.

Key Features

• Part number 3057NACP from Phillips Standard - Multiple Commercial Pack
• Standard mini bulb construction with incandescent technology
• Amber bulb color with clear glass finish
• Dual-filament design for exterior signal lighting applications
• W2,5x16q base type for direct bulb replacement
• 12.8/14 volt rating with 26.9/6.72 wattage specification
• Fits front and N/A positions listed in the vehicle application data

Product Details

Phillips positions the Standard range as a value-focused lighting line for everyday replacement needs. This bulb measures 1.84 inches in length and 1.04 inches in diameter, with a glass bulb material and C-6 filament type. The 3057NACP is listed for front turn signal and related exterior lamp positions on vehicles such as the Chevrolet Caprice, Buick Roadmaster, and Pontiac Grand Prix, along with additional applications across the fitment chart. The part number 3057NACP is also a useful reference when searching for a direct replacement bulb for older domestic vehicles.

This part cross-references common 3057-style applications for the same vehicle lighting use.

What It Helps Solve

• Dim, burned-out, or intermittent turn signal operation
• Exterior signal lamp failure on older vehicles with 3057-style bulb sockets
• Restoring amber signal output after bulb aging or filament breakage
• Replacing a worn incandescent bulb in front lighting assemblies
• Addressing bulb mismatch when the original base and voltage specification are required

Installation Notes and Tips

Verify the bulb base type, voltage, and socket style before installation. Confirm the vehicle position listed in the fitment data, since applications include front and N/A positions across multiple models. Handle the glass bulb carefully and avoid touching the glass with bare hands during installation. For best results, compare the original bulb markings to the 3057NACP before replacement.

Quality Assurance

Phillips Standard lighting is built as a practical replacement line for routine automotive service. The 3057NACP follows the listed bulb specifications for fitment-based replacement on supported vehicles, including Chevrolet Lumina, Buick Regal, and Pontiac Trans Sport applications.