GM's big four survivors (Chevrolet, Buick, Cadillac, GMC) are on a roll: April sales have increased 19.7% over last year and calendar year sales are up 31%.
The Detroit automaker gives a lot of credit to its launch vehicles: Chevrolet's Camaro/Equinox, Buick's LaCrosse, GMC's Terrain, and Cadillac's SRX. According to the General, the "new" GM's launch vehicles account for a quarter of all GM retail sales.