1997 Pontiac Sunfire "hear air press brakes pedal" Questions

...brakes on my daughter's 1997 Pontiac Sunfire hiss or sound like air when she presses them. The fluid doesn't seem to have leaked yet. you need to lay on the drivers floor and push the brake pedal ...

...hear air when i press the brake pedal well, you don't really hear air when you press the brake pedal. You might hear hydraulic fluid going through the valves in the master cylinder, that sounds like ...

...hear an air leak, my power brakes failed and i can hear an air or vacuum leak when i press the brake pedal, what would that be . there is no fluid leaks that i can see. IF YOUR HEARING IT IN THE CAB ...

... I pressed the brake pedal and still hear the air sound (with the engine off). Does this sound like a bad brake booster? you got it, the booster is leaking reducing the vacuum to the intake, replace ...

...like that that you can hear inside has to be the vacumn assist tank leaking air. Did you bleed the new master cyl ? Brake cylider problem and maybe to be fixed or changed.Also check the brake

...hear air leaking when pedal pushed replaced brake pads and now here air or vac when I push brake pedal and pedal is hard to push When you press on the brake? Have your brake vacuum assist checked. ...

...hear air coming out. That's the first sign that your power brake booster is getting ready to go out, replace it. Loose the brake line from the brake pad underneath the wheel drum and bleed the brake ...

hear air escaping. sounds like a hissing sound when i release the brakes. What could that be If it is a constant hiss with your foot on the pedal, you have a bad brake booster. If you hear a hiss, and

hear air. Peddle becomes hard to press. the hose between the inlet manifold and the vacuum canister is leaking/clip gone,or the vacuum canister has gone.....check visually for cracks/air leaks(best if

hear air spewing while you press the brake pedal 99% chance that you're brake booster is bad you should not be able to hear air when you press that brake pedal. I wish you well on solving your problem