NOTICE to CAAO members: Downloads require a user ID and password. If you haven't received
an account from Express Software Production, then you will want to request
it in the download screen. This is not the login you use for the
CAAO members only area. However, the same ID and password work for both trailer and truck programs.
Decode Vehicle IDs for Trailers
(Version 3.21.0616 : 6/16/21)
Copyright © 2008-2021, Express Software Production
Last Reviewed or Updated: June 16, 2021