2005 Chevrolet Uplander Engine: 3.5L V6;. 2006 Chevrolet Uplander Engine: 3.5L V6;. Part Type: Engine Water Pump Gasket. Water Pump Gasket. Compatible Years: 2005 2006. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.