Is there a fuse for the cruise control on 2005 envoy?

Yes, the 2005 GMC Envoy has a fuse for the cruise control system. It is typically located in the fuse box under the dashboard or in the engine compartment. If the cruise control is not functioning, checking this fuse is a good first step in troubleshooting the issue. Always refer to the owner's manual for the specific fuse location and rating.