Grind Assist resets to 100 every time the game starts, and even after setting it to 0, stays active. It is no longer possible to ollie onto thin objects without being forced into a grind. This is,...
Ideas
Grind assist resets to 100 everytime i open the game
This issue is already listed on S2 Known Issues as "Multiple settings sometimes revert to incorrect states when skate. is restarted".
However, there is an additional bug not on Known Issues, where the Grind Assist setting does not respect changes made to it. There's a thread open for it already with a good amount of traction, I would suggest voting/commenting on that one if you want to help the bug get acknowledged and hopefully resolved soon.
Link: Grind Assist setting broken after S2 update | EA Forums - 12982138