Suzuki help

[Robert B]

hey anyone know anything about 1999 suzuki grand vitara motors...??? seems a lady i work with has what seems to be a common problem with the timing belt tensioner failing and it might have bent internals since from her explaing it went from a tick to a knock......... there was a complete used one on CL i showed her but anything i should tell her to look for or check or any info about it ???? thanks much

- robert