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Q:

front brakes apply and lock while driving on 1995 Geo Prizm

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
front brakes apply and lock while driving then release after 20min to 1 hr I am thinking the booster is bad?
(1) Answer
This is strange behavior and a serious safety issue. I strongly recommend you take the car to a professional for thorough diagnosis and repair.