GMPartsGiant.com offers the wholesale prices for genuine 2010 Pontiac G5 parts. Parts like Body Mounting are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.2L. Model Code: 2 DOOR, 4 DOOR, SE 2 DOOR, SE 4 DOOR, SPORT 2 DOOR.