Quote Originally Posted by SneakySnaykes View Post
I first noticed it as a proper concern back in 2012, where a fairly steep hill was on my path to work. Going up the hill at normal speeds, the accelerator would feel slightly unresponsive as I would have to push it fairly far down before it would downshift and work its way up. Before it would shift (although not in-between or hunting for a gear imho) it would buck a bit and surge before letting off and reengaging the accelerator and everything would be peachy. "It's getting up there in the years," I thought.
That's a torque converter symptom to me. When you let off the throttle it unlocked the converter. I'm not saying it's bad but that is known to happen as it struggles "climb" up the grade or in rpm and kinda fights it.