How can I get a new car-accessible road recognized on Google Maps?

I’ve been trying to get a new road updated on Google Maps for a few years now, but it still isn’t being recognized for car navigation. We built this road specifically so cars could access our business, as the original route uses a small bridge that only motorcycles can cross. Because Google doesn’t recognize the new road, it keeps directing drivers toward the other roads around our area, causing them to get stuck or lost. To fix this, we’ve had to move our business marker to a point before the new road and put up physical signs to guide people manually follow down the road. Does anyone have ad