Posts Tagged: Brake lights not working

Brake lights don’t work — How to diagnose and fix

Brake lights don’t work — Learn how to diagnose and fix If your brake lights don’t work, the problem can be as simple as burned-out bulbs, a blown fuse, a bad or misadjusted brake light switch, a bad body control module, or a bad ground. Here’s how to diagnose the system. Start by checking the brake light bulbs Brake light bulbs can be a single filament or a dual filament style. In a single filament setup, one bulb is for the parking lights and the other bulb is for the … Read More