ACL surgery is performed under anesthesia, so you won’t feel any pain during the surgery. However, post-operative pain is common in the days and weeks following surgery. Painkillers, ice, and rest can help to reduce pain. ACL surgery is performed under anesthesia, so you won’t feel any pain during the surgery. However, post-operative pain is common in the days and weeks following surgery. Painkillers, ice, and rest can help to reduce pain.