Blazer Brakes Go To Floor

If the engine isn t started the brakes seem fine but after starting the engine they go to the floor.
Blazer brakes go to floor. The dilemma is that the system bleeds and pressurizes fine with the engine off. Brake light is on. Brake pedal goes 2 floor during normal braking conditions. Brake goes to the floor before braking.
Okay so brake lines calipers pads rotors and even the master cylinder has been replaced on a 99 chevy blazer. You have to push hard to stop. Check the brake fluid level. My 1998 chevy blazer s brakes go almost all the way to the floor to make the vehicle stop how do i fix it.
However as soon as the engine is started the brake pedal is going to the floor. If the fluid is full then continue onto brake fluid is full down further in this guide. 2000 blazer v6 4 3l. I have changed the master cylinder 3 times i have bled the system i most recently bled the system with the engine running at the mc and at the abs pump this seems to have helped.
The 2001 chevrolet blazer has 1 problems reported for brake pedal spongy goes to floor. The day before they worked perfectly fine and the next morning they went to the floor. I don t think it s a brake pad or rotor issue. Average failure mileage is 102 000 miles.