Spray a 9x13” baking dish with cooking spray.
Set aside.
Stir 1 ½ cups cake mix into 2/3 cup water (or milk) and eggs.
Spoon mixture into prepared baking dish.
Mix pumpkin, sugar, half-and-half, salt, cinnamon, ginger and cloves with a whisk.
Spoon over top of batter in baking dish.
Sprinkle with chopped pecans.
In a small mixing bowl, cut butter into remaining cake mix with a pastry blender and sprinkle over filling.
Bake at 350° for about 45-60 minutes or until toothpick inserted in center comes out clean.
Cool cobbler.
Combine 1 cup powdered sugar with 1 to 2 tbsp. water or 2% milk in a small mixing bowl.
Drizzle mixture over top of cooled cobbler.