Food Safety Report: Culver's, West Street, Lapeer, Michigan, USA 2 years ago • details 6 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: Chicken sandwich Onset: Less than 4 hours Duration: 12 to 24 hours Sick: Me