VFXWorld.com and VFXBlog have coverage on the VFX work in Herbie: Fully Loaded, which was supervised by former ILM Animator John Van Vliet. VFX were supplied by Entity FX, Lola Visual Effects, Hammerhead, CIS, Pixel Magic and ILM supervised by Kim Libreri.
There is some mention of ILM's last minute work on the finale. You can read them here:
On a related note VFXWorld also has an article on the VFX work on The Adventures of Shark Boy and Lava Girl in 3-D although there is no mention of ILM's work which was supervised by Samir Hoon: