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The device controlling the turn signal speed is called a flasher relay. If your vehicle has a replaceable one, you can replace it with a new flasher designed for LED power levels.

This turn signal flasher is a reliable and effective replacement part that restores turn signal functionality in older vehicles. Many customers report it was an easy fix, with the part fitting and functioning well, …

These no-load LED turn signal flashers from Painless Performance can be used with most combinations of LED lights and incandescent bulbs with a maximum total current of less than 25 amps, and include …

Oct 29, 2018 · How a thermal turn signal flasher works The bi-metallic strip contains electrical contact and is in a slightly curved shape when it’s not on. When you operate your turn signals, power flows …

Upgrade your vehicle with LED turn signals while avoiding the dreaded "hyperblink!" Dynamic Appearance's LED Flasher Relays provide the perfect solution for LED upgrades, ensuring you get a …

May 22, 2025 · What Is a Turn Signal Relay? A turn signal relay (also known as a flasher relay) is the electronic device that controls your car’s turn signal lights. The clicking sound when you activate your …