The Pontiac G6 is a mid-size car produced under the Pontiac brand of American automaker General Motors. It was introduced in the fall of The Pontiac G8 is a rear-wheel drive sedan produced by General Motors released for the 2008 model year (2009 in Canada). The G8 takes the place in the Pontiac lineup of both the Pontiac Bonneville, which ceased production after the 2005 model year, and the Pontiac Grand Prix, which ceases production after the 2008 model year. The G8 is Pontiac's first full-size car since the Bonneville.

The G8 is based on the GM Zeta platform which was created by Holden for the Holden VE Commodore in the Australian market and is derived from the Commodore, differing mainly in frontal styling and interior details. The G8 is the first rear-wheel drive four door sedan sold under the Pontiac name in North America since the 1986 Bonneville and Parisienne.