shudder

I'm curious if anybody has experienced the same problem I have. My dealer has had three attempts to fix a shuddering that I feel in the car when reapplying throttle after letting off. They have told me everything from its normal, to it's carbon buildup on the piston, and they don't feel...

I'm having a few issues that I think are transmission related, but I'm not sure if there is a simple fix or if something major is going wrong. When I'm accelerating from about 35 to 40 there is a shudder that goes away as soon as I go over 40 or so. From what I've read, this is the torque...