Audi A4 Engine Revs Up

Hello, I Am Experiencing Rpm Surging On My Vehicle Which Has Been Going On For Sometime Now And I Just Want To Get Rid Of The Problem Once...

I Just Brought A 2nd-hand Audi A4 3.0 Quattro For 1 Day, And I Just Realized That I Accecrate The Car Until 2000 Rpm And Let Go The Accerate...

When Accelerating Between 2000 And 3000 Rpm, The Rpm Will Rise Abruptly Approximately 300 Rpm Then Settled Back Down And Accelerate. This...

When I Turn My Car On I Hear A Noise . Whenever I Run My Rpms Or Drive In General I Hear A Noise Coming From Under My Car. It Sounds Like A...