WSLOT99 RTP SLOT What is the average cost to repair a garage door? 243, with prices ranging between $148 and $341. According to HomeAdvisor, the average cost for garage door repair in the U.S. These repairs include opening and closing issues, faulty garage door openers, broken locks, etc. . Is it safe to repair a garage door yourself? If you have not done it before, then it can be dangerous to do it by yourself.|Lorong Waktu 3