3757AK Bulb Fitment Guide

The 3757AK bulb is used by 84 vehicles from 8 makes including Buick, Cadillac, Chevrolet, Chrysler, Dodge. Browse the full compatibility list below.

Yes, LED replacements are available for the 3757AK bulb size. LED 3757AK bulbs offer brighter output, longer lifespan, and lower power consumption compared to halogen.

The 3757AK bulb is commonly used in these positions: Parking Light, Turn Signal Front. The exact position depends on your vehicle's make and model.

Standard halogen 3757AK bulbs typically cost $10–$30 for a pair. LED 3757AK conversion kits range from $25–$60. Premium brands may cost more but often offer better performance and warranty.

All 3757AK bulbs share the same base and fitment, but they vary in technology (halogen, LED, HID), brightness, color temperature, and brand quality. We recommend LED for the best balance of brightness and lifespan.