hello. a couple of weeks back i was in a rush and reversed the 3l auto off a recovery truck. (she wasnt broken i was just skint an my mate who owns the truck was goingbthe sane way) a drop of no more the a foot and a half. she has had harder bumps off road. any who, now she wont change gear correctly and wont go into overdrive at all! ive ensured tge levals are ok an topped them up (maby even over filled slightly) and no progresss. any sugestions? thankyou jack