Why does my brake light keep coming on and off?

Asked by GuruFJ6X5 May 08, 2020 at 02:27 PM about the 2007 Chevrolet Cobalt LT Coupe FWD

Question type: General

My brake light keeps coming on and off while I drive.
Brakes are only a year old and I added more brake fluid and
no change.

2 Answers
101,595

KenF answered 3 years ago

There's a switch mounted to the brake pedal lever arm that is likely failing. It's called a Brake Pedal Position Switch. It's what makes the brake lights turn on. Sometimes all it takes is a little adjusting of it's position to fix a problem like yours.

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