 Nevertheless, General Motors announced the Chevrolet Caprice Police Patrol Vehicle (PPV) in 2009, which "Car and Driver" described as a successor to the G8.To fill the gap left by the G8, GM announced the Chevrolet SS, a RWD V8 powered sedan for 2014 based on the Holden VF Commodore.The G8 is based on the GM Zeta platform, created by Holden for the VE Commodore in the Australian market.