Preheat oven to 350°F.
Grease Bundt pan with non-stick cooking spray.
Combine the brown sugar, pudding mix, cinnamon and chopped pecans in a small bowl.
Melt butter in a small bowl in the microwave
Dip each biscuit in the melted butter to coat.
Dredge each buttered biscuit in the cinnamon sugar/pudding/pecan mixture to coat. Pressing biscuits into the mixture to ensure each biscuit is completely coated.
Place the coated biscuits in the greased bundt pan standing them upright on their sides.
Sprinkle any remaining sugar/pudding/pecan mixture evenly over the biscuits and in-between each biscuit. Use your fingers to gently pull the biscuits apart to get some of the cinnamon/pudding mixture in-between them.
Drizzle with any remaining melted butter.
Bake in preheated oven for 20-25 minutes.
Remove from the oven and carefully turn pan over onto a platter.
Drizzle any syrup in the bottom of the Bundt pan over the biscuit ring on the platter to serve.
Serve immediately.