Food Safety Report: Carl's Jr., U.S. Route 2, Airway Heights, WA, USA 2 years ago • details 13 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Headache Suspected source: fast food Onset: 4 to 12 hours Duration: Several days Sick: 2 people