Phillips 4157NALLB2 Turn Signal Light Bulb - Front, Front Inner or Rear

Reliable Turn Signal Light Bulbs for Multiple Vehicle Makes

The Phillips LongerLife - Twin Blister Pack 4157NALLB2 turn signal light bulbs provide dependable amber lighting designed for a wide range of vehicles. These bulbs feature a dual filament design and a push-type base, ensuring compatibility and ease of installation for many popular models.

• Dual filament quantity for combined turn signal and parking light functions
• Amber bulb color for clear signaling compliance
• Push-type installation with W2,5x16q bulb base
• Operates at 12.8/14 volts with wattage ratings of 28.5/7.5
• Four contact points for secure electrical connection

About the LongerLife - Twin Blister Pack Product Line

The LongerLife - Twin Blister Pack from Phillips is designed to offer extended service life and reliable performance in exterior lighting applications. This product line focuses on durability and consistent illumination, making it suitable for turn signal bulbs that require frequent use and exposure to varying driving conditions.

Technical Details and Compatibility

The 4157NALLB2 turn signal light bulb features two filaments, allowing it to serve dual functions such as turn signaling and parking light operation. The amber color meets standard signaling requirements, enhancing visibility and safety. Its push-type installation and W2,5x16q base type ensure a secure fit in compatible sockets. Operating at 12.8 to 14 volts with wattage ratings of 28.5 and 7.5 watts, this bulb is engineered for optimal electrical performance.

This bulb is compatible with a broad range of vehicles including Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Isuzu, Lincoln, Nissan, Oldsmobile, Plymouth, Pontiac, Saab, Saturn, and Toyota. Specific models include the Chevrolet Silverado 1500, Ford F-150, Toyota Tacoma, Cadillac DTS, and Pontiac Grand Prix among others.

Common Applications and Problem Solving

• Replacement of burnt-out or dim turn signal bulbs
• Restoring amber signaling for improved road safety
• Upgrading bulbs in vehicles such as the Chevrolet Avalanche or Ford F-150
• Ensuring proper electrical contact with four-contact design
• Maintaining compliance with vehicle lighting standards

Installation Notes and Tips

• Ensure the vehicle ignition is off before bulb replacement
• Use the push-type mechanism to securely seat the bulb in the socket
• Verify the bulb base type W2,5x16q matches the vehicle socket
• Handle bulbs with care to avoid damage to filaments
• Test the turn signal function after installation to confirm proper operation

Quality Assurance and Warranty

Phillips manufactures the 4157NALLB2 turn signal light bulbs to meet industry standards for durability and performance. The LongerLife - Twin Blister Pack line emphasizes extended bulb life and consistent illumination. While specific warranty details are not provided, Phillips products typically adhere to quality control measures ensuring reliable operation in compatible vehicles.