When I first start my truck the brakes are overly sensitive, I barely touch them and the truck immediately brakes very hard. Once it warms up a bit the brakes start to
An Explanation of Single and Dual Diaphragm Boosters
Car Brakes Too Sensitive: Why and How to Fix | AllRotors.com
Why are brakes in a new car so touchy but in a used car they're never like that again, even after a full brake job? - Quora