1. Heat oven to 350 degrees F. Whisk together chocolate pudding mix and milk for 2 minutes or until thickened. Cover with plastic wrap; refrigerate.
2. Using your hands or a pastry blender, mix together flour, butter, pecans and granulated sugar until well combined and crumbly. Press into bottom and side of a 9-inch deep dish pie plate. Bake crust at 350 degrees F for 18 minutes, until very lightly browned. Remove to a wire rack and cool completely.
3. Beat together cream cheese and confectioners' sugar on medium-high speed until completely smooth. Spread cream cheese mixture evenly over cooled crust. Top with chocolate pudding, then spread whipped topping over pudding. Chill for at least 1 hour or until set.