How do I load Google imagery (online Google Maps) into AutoCAD Map 3D 2010 ?
With AutoCAD Civil 3D you can get the Spatial Manager™ App.
This supports adding in background mapping from various sources.
Link to App Store:
You can find more about it in the following blog entries, Hope this helps
Spatial Manager for AutoCAD. See http://www.spatialmanager.com/spm-forautocad/