Food Safety Report: Firehouse Subs Lakeport Commons, 5008 Sergeant Road, Sioux City, IA, USA 2 years ago • details 24 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Chills Suspected source: Deli meat Onset: 12 to 24 hours Duration: 12 to 24 hours Sick: Me