BRAKE BLEEDING PROBLEM - Maintenance and Repair Forum

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BRAKE BLEEDING PROBLEM
Sunday, February 14, 2010 7:39 PM
Hi there, I have an 05 cavailer, changed the front brakes pads and rotors, put everything back together as usual only this time there was no brakes on the passenger side and the pedal goes right to the floor. Took a guess that the calipar was seezed the seal was shot. Changed the calipar and bleed front brakes as your suppose to only spend a LONG time doing so, the passenger side will not seem to bleed

Drivers side is bleeding as it should. spent 2 hrs trying to bleed the passenger side!

When the bleed screw is open the pedal does not release to the floor as it should and next to nothing comes out for fluid. When I do the drivers side everything works as it should. can anyone help! I dont know what to do because everything worked great before it was suppose to just be a quick pads and rotors job but now they wont bleed and i have no brakes!

Re: BRAKE BLEEDING PROBLEM
Sunday, February 14, 2010 8:47 PM
have you checked the front rubber brake lines?.
Re: BRAKE BLEEDING PROBLEM
Monday, February 15, 2010 8:26 AM
yea, they are all good
Re: BRAKE BLEEDING PROBLEM
Tuesday, February 16, 2010 9:18 PM
what did you do to check the rubber flex hoses?... the can collapse inside and look fine on the outside... im not saying this is your problem... but it very well could be



Re: BRAKE BLEEDING PROBLEM
Wednesday, February 17, 2010 7:50 PM
I would suggest a vacuum bleeder - can be had for about 20$ at Harbor Freight, or you could rent one from Autozone.

If you don't feel like buying/renting the tool - ensure you are bleeding correctly, which it sounds like you might not be.

1. Ensure all bleed screws are closed.

2. Have an assistant pump the brakes until they are firm ( 1st or 2nd series of pumps it may not feel as firm as it once was or should be, but relax, we'll get there)

3. VERY IMPORTANT!!! - DO NOT let up the brake pedal once pressure is built.

4. Release the pressure via the bleed screw. (Starting with the caliper/drum furthest from the master cylinder)

5. Once the fluid (and air) escape (1 or 2 seconds), close the bleeder screw.

6. Repeat as necessary until ALL of the air is removed from the lines/calipers.


It is possible as well you have an actual line problem, though unlikely on an 05...




Re: BRAKE BLEEDING PROBLEM
Friday, February 19, 2010 3:20 PM
On some master cylinders there is a fuse which will disable some of the brakes. Its an emergency feature to prevent total loss of fluid in case a line should break. See if there is a tiny plastic button sticking out may even be covered by a rubber cap. Push it in and listen closely to see if it clicks. ( may not be installed on yours).
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