One problem related to tailgate has been reported for the 2003 Toyota 4Runner. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Toyota 4Runner based on all problems reported for the 2003 4Runner.
The vehicle has excessive frame rust, covering 100% of lower frame, bumper to bumper. It has at least 2 holes, and is weak in several areas of frame. It failed inspection due to this. Only 133k miles on vehicle. Well maintained. Finally, tailgate door is significantly rusted above window, but at least this isn't a safety problem.