The lighting was from the map lights for those pictures I believe. As you said, the incandescent bulbs put out a different color temperature than the electroluminescent gauges. White balancing for the incandescent-lit colors results in the correct look for most of the picture, but the gauges do show up more blue than they actually are.
If I had white balanced for the gauges, this is what would happen:
http://www.smugmug.com/photos/115923824-O.jpg
Now, through the miracle of masking, we can get this:
http://www.smugmug.com/photos/115923837-O.jpg
On an on topic note, I drove a rental Chevy Cobalt the other day, with a full complement of steering wheel audio controls. And yet SoA couldn't see fit to include them on a $29,000 car.