Place chopped onion, celery, carrots and garlic in the bottom of the slow cooker.
Top with spices and bouillon cubes.
Top with chicken and the 5 cups of water.
Cook on high for 4 hours (or medium for 6, or low for 8)
Remove chicken from the slow cooker and remove the meat from the bones.
Place meat back into slow cooker and turn it off.
Boil some water and cook the noodles as directed on the package.
Drain and pour the noodles into the slow cooker.