The October 2008 production and sales break-downs for GM are in their investor section. This contains information on what brands are selling what volume and what cars/trucks are selling the best from GM's inventory. Of the GM brands active in the US, and there are a few, Chevrolet was the best seller by a long shot:
- 107,313 - Chevrolet
- 21,109 - GMC
- 13,054 - Pontiac
- 9,541 - Cadillac
- 8,583 - Saturn
- 7,642 - Buick
- 1,975 - Saab
- 1,368 - Hummer
- 31,689 - Chevrolet Silverado
- 22,107 - Chevrolet Impala
- 11,256 - GMC Sierra
- 10,874 - Chevrolet Malibu
- 6,788 - Pontiac G6





