Phillips 2057NALLB2 Turn Signal Light Bulb - Front, Front Inner or Rear

Reliable Turn Signal Light Bulb for Select GM and Chrysler Vehicles

The Phillips 2057NALLB2 LongerLife - Twin Blister Pack turn signal light bulb offers dependable exterior lighting for a range of Buick, Cadillac, Chevrolet, Chrysler, Dodge, GMC, Jeep, Oldsmobile, Plymouth, and Pontiac models. Designed with a twist-type bayonet base, this amber bulb ensures proper signaling and visibility on the road.

• Filament Quantity: 2 for dual-intensity signaling
• Bulb Color: Amber for clear turn signal indication
• Base Type: Bay15d twist-type for secure fitment
• Voltage: 12.8 volts compatible with standard automotive electrical systems
• Wattage: 26.9/6.72 watts for main and secondary filament operation
• Contact Quantity: 3 for reliable electrical connection
• Filament Type: C-6 for consistent light output
• Length: 1.93 inches for proper housing fit

About the LongerLife - Twin Blister Pack Product Line

The Phillips LongerLife - Twin Blister Pack line focuses on providing extended durability and consistent performance in automotive lighting. This product line is designed to offer longer service life compared to standard bulbs, reducing the frequency of replacements. The twin blister packaging provides two bulbs, making it convenient for drivers maintaining multiple turn signal lights on their vehicles.

Detailed Product Description

The 2057NALLB2 turn signal bulb features a dual-filament design, allowing for both standard and enhanced brightness levels depending on the vehicle's signaling system. Its amber color meets safety standards for turn signal visibility, while the bay15d base with a twist-type installation ensures a secure and vibration-resistant fit. Operating at 12.8 volts and with wattage ratings of 26.9 and 6.72 watts, this bulb is engineered to match the electrical requirements of many GM and Chrysler vehicles, including models like the Chevrolet Blazer, Cadillac DeVille, Jeep Wrangler, and Pontiac Grand Prix.

Compatible Vehicles and Applications

• Buick models such as Century and LeSabre
• Cadillac including Eldorado and Seville
• Chevrolet trucks and SUVs like C1500, Suburban, and Camaro
• Chrysler vehicles including Town & Country and New Yorker
• Dodge models such as Dakota and Daytona
• GMC trucks including Sierra and Yukon
• Jeep Wrangler and Cherokee
• Oldsmobile and Plymouth passenger cars
• Pontiac Grand Am and Bonneville

Common Issues Addressed by This Turn Signal Bulb

• Flickering or dim turn signal lights
• Burned out or non-functioning turn signal bulbs
• Incorrect bulb fit causing loose connections
• Amber light color fading or discoloration
• Inconsistent signaling due to filament failure

Installation Notes and Tips

Installation requires a simple twist-type bay15d socket. Ensure the vehicle’s electrical system is off before replacing the bulb to avoid electrical shock or damage. Align the bulb base properly and twist until it locks securely in place. Verify the bulb is seated firmly to prevent vibration-related failures. Check turn signal operation after installation to confirm proper function.

Quality Assurance and Warranty

Phillips manufactures the 2057NALLB2 bulb to meet OEM specifications for fit, form, and function. The LongerLife - Twin Blister Pack line is designed for extended durability under normal operating conditions. While specific warranty details are not provided, Phillips products typically adhere to industry standards for quality and reliability.