See also:

Seat belt maintenance
Check periodically that the seat belts are in good condition. Use water and a mild detergent for cleaning. Check seat belt mechanism function as follows: attach the seat belt and pull rapidly ...

Other fluids and lubricants
...

How TSA works
Once swaying has begun, it can be very difficult to stop, which makes it difficult to control the vehicle and trailer. The TSA system continuously monitors the vehicle's movements, particularly ...