Liberal Catholics concede that John Paul II may follow the letter of the council's decrees but, mindful that the letter killeth, but the spirit giveth life (2 Corinthians 3:6), they see in Vatican II a trajectory of further change that this pope has frustrated.
Catholics believe that John Paul II might follow decrees, but further change might be impeded. 
John Paul II has views that are going to lead the church into disarray. 