GMPartsGiant.com offers the wholesale prices for genuine 2008 GMC Savana 1500 AWD parts. Parts like Blower Assembly are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 4.3L, 8 Cyl 5.3L. Model Code: 1/2 TON CARGO SAVANA, 1/2 TON PASSENGER SAVANA.