roof leak detection

[Account Closed]

My roofer is not interested in coming to discover the leak in my roof. The cooler guy has been here twice, and again says it's the roofer needs to come.
What should I do next? The roof is less than a year old. There is a product warranty and a labor guarantee. I need to read both.
They are now members of the local BBB, as of 2/29/08, but have been in business here for several years, I think.
Guarantee or Warranty Issues BBB Definition:

Guarantee or Warranty Issues - Claims alleging failure to honor the terms regarding guarantees or warranties.
Resolved BBB Definition:
Resolved - The company resolved the complaint issues.
1 - Company resolved BBB Definition:
resolved - The company resolved the complaint issues.
the complaint issues. The consumer acknowledged acceptance to the BBB.

This is from the state licensing division:
1 This is the number of complaints against this contractor that were closed without corrective work being performed because the contractor was denied access by the complainant.