Food Safety Report: Jimmy John's, North University Parkway, Provo, UT, USA 6 months ago • details 73 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills Suspected source: Jimmy John’s sandwich Onset: Less than 4 hours Duration: 12 to 24 hours Sick: A loved one