checkout: http://www.cheapapplianceparts.com/dryer_repair.htm

There's a link about a third of the way down that talks about "motor
trys to start - makes a buzzing noise"

They list a few things to check but say that the most likely the motor
is defective. I imaging you could take the motor to a shop to get it
tested??

Hope that helps.

--
__________________________________________________ ______________________
Richard Thoms
President - Top Service Pros, Inc.
Connecting Homeowners and Local Home Service Professionals
Homeowners, Find a Top Service Pro -- http://www.TopServicePros.com
Service Pros, Get Listed on the Web - http://www.TopServicePros.com