Food Safety Report: Firehouse Subs Jones Valley, Carl T Jones Drive Southeast, Huntsville, AL, USA 8 months ago • details 10 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Headache, other: Other Suspected source: Food Onset: Less than 4 hours Duration: 12 to 24 hours Sick: 4 people