1. Open the tailgate and secure it in the open position (for example, with a wooden block of suitable length) or ask an assistant to support the door.

2. Using a screwdriver, pry the upper hinge lock of the stop outward…

3. …and disconnect the hinge from the support on the door.

4. Similarly, disconnect the lower hinge of the stop from the support on the body and remove the stop. Similarly, remove the second stop.
5. Install the tailgate stops in the reverse order of removal.