GMPartsGiant.com offers the wholesale prices for genuine 2024 GMC Savana 2500 parts. Parts like A/C Module 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 6.6L. Model Code: 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER SAVANA.