Audi A4 Question

I dont even know. If I could look at it, I’m sure I could fix it, but alas, I can’t be everywhere at once.

The way he described it: the gas pedal will go all the way down, but halfway back up, it stops. He is going to look at it tommorow, I thought perhaps someone here could tell him what to look for.

I told him to just look at the mechanism, see if there is anything obviously wrong with it, and try lubing the mechanism and working it a little…