There is nothing in the New Testament about Mary having more clout with God. Luke 1 28 and 30
And having come in, the angel said to her, “Rejoice, highly favored one, the Lord is with you; blessed are you among women!”30Then the angel said to her, “Do not be afraid, Mary, for you have found favor with God.I've no interest in quarreling with you over this, but block me rather than mute if the words of The Bible and their obvious meaning bother you so much.