Depends. Stable aneurysms (small and not growing) usually have no symptoms. .. Large or growing aneurysms, or those about to rupture usually cause pain (abdomen and/or back) and problems with organs that have had their artery branches from the aorta closed off (e.g. Intestines, kidneys, legs, etc.
Yes. See sirweb. Org and search abdominal aortic aneurysm or other type of aneurysm you are worried about.