Carbon Monoxide is an odorless, colorless gas that can cause sudden illness and death if inhaled. Carbon Monoxide SymptomsCommon symptoms of Carbon Monoxide poisoning are headache, dizziness, weakness, upset stomach, vomiting, chest pain, and confusion. Michigan winters can make Carbon Monoxide even more dangerous because we tend to close things up which could lead to a buildup of Carbon Monoxide. Reduce The Risk of Carbon Monoxide PoisoningThese are some simple steps you can take to keep your friends and family safe. Install Carbon Monoxide Alarms: Place battery-operated or battery-backup alarms outside each sleeping area and on every level of your home.