Food Safety Report: Olive Garden Italian Restaurant, 460 E Hospitality Ln, San Bernardino, CA 92408, USA 2 years ago • details 81 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: the fettuccine i had at olive garden never ending pasta Onset: 4 to 12 hours Duration: 12 to 24 hours