Thank you so much. Sounds like something I don't want to do myself but sounds like I need to get the booster replaced soon. I may be in touch again.

I'm not a mechanic. What does replacing the brake booster entail and how much does this cost? Should I replace the boot inside also? It seems a brake booster would effect the braking of the vehicle. I'm not having any braking problems.

I'm new to the forums. I just purchased a 2001 V70xc AWD. When bringing the car home, I heard a hissing noise coming from the brake pedal area when I let off the brake. I took it back and they fixed the problem in about 30 seconds and said if it happens again I'll need to order a new boot. The hissi...