Brake pedal goes to the floor when applying. I have new rotors and pads all away round the truck, new master cylinder, but the brake pedal still goes to the floor when applying the brake.
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2001 GMC Sierra 3500 Question: Brake Problems (2 wheel drive)
Answer #1DaveJHM June 15, 2011, 00:56Master
Everything - including the master cylinder itself - needs to be re-bled. Start with the master cylinder - bench bleed it. Then bleed each wheel. Then repeat each wheel to be sure.
ReplyRabbit3203, June 15, 2011, 13:25Rookie
Already bleed brakes and master cylinder quite a few times and pedal still goes to the floor when applying the brakes.