hi guys opening day of walleye i unfortunatley hit a patch of rocks and my motor was locked down lil ways down the rive it started wanting to jump out of forward gear reverse goes fine. my prop was wrecked so i replaced that and its still doing it. even at low speed if i hold the shift lever forward with pressure it dont but soon as i let go it vibrates bad and pops into neutrual anyone got any ideas what it could be