Dayco has provided an excellent video to help identify belt noise. Please visit the following link to watch it:
http://www.youtube.com/watch?v=MUnftyDpfv4

The Dayco aWEARness Gauge is a tool that indicates when there's wear on a belt and needs to be replaced. The following video provides a demonstration of how to use it.

The following video helps educate the consumer as well as technicians about the importance and complexity associated with the replacement of timing belts and the physical equipment associated with timing belts.

Here you can find interesting training courses for Dayco belts and tensioners in English. Just click on the link for the training course you are interested in to watch the video:

Course #1 - Control and replacement of auxiliary control belts.

Course #2 - Controlling and replacing timing belts and automatic tensioner.

Course #3 - Controlling and replacing distribution belts and fixed tensioner.