I have a 2004 Sport Edition and I notice the hissing as well. I also notice a small amount of shaking when the brake pedal is pushed in all the way. It's not a worn pad/rotor type of shaking (I've felt that before). I was thinking that bleeding the lines may eliminate that, but if it's a system...
1st post...
Michael, age 24, Oklahoma.
I just got my very own 4Runner on Wednesday. A 2004 Sport Edition V8. I was in an accident in my Tundra (slipped on ice and slid into a telephone pole) and replaced it with the 4Runner. I took some quick photos but they really don't do the 4Runner any...