1. Gather the necessary tools and materials.
You will need a Phillips screwdriver, a flat-head screwdriver, a new tailgate latch, and some WD-40 lubricant.
2. Open the tailgate.
3. Locate the tailgate latch.
The tailgate latch is located on the inside of the tailgate, near the bottom.
4. Remove the screws that hold the tailgate latch in place.
There are two screws that hold the tailgate latch in place.
5. Remove the tailgate latch.
Once the screws are removed, you can remove the tailgate latch from the vehicle.
6. Clean the tailgate latch.
Use the flat-head screwdriver to clean the tailgate latch and remove any dirt or debris.
7. Lubricate the tailgate latch.
Apply some WD-40 lubricant to the tailgate latch.
8. Install the new tailgate latch.
Place the new tailgate latch in the vehicle and secure it with the screws.
9. Test the tailgate latch.
Open and close the tailgate several times to make sure the latch is working properly.
Here are some additional tips for fixing a broken tailgate latch on a 2000 Toyota Sienna:
* If the tailgate latch is not working properly, it may be necessary to replace the tailgate latch striker.
* If the tailgate latch is damaged, it may be necessary to replace the entire tailgate.
* If you are not comfortable performing this repair yourself, you can take your vehicle to a qualified mechanic.