Because of the GMC Savana's heavy-duty classification, it doesn't receive a fuel-economy rating from the EPA. This is also the case with its Chevy Express sibling and most heavy-duty 2500 and 3500 ...
To be included in this settlement, you must have purchased a 2011-2016 Chevrolet Silverado or GMC Sierra diesel truck equipped with 6.6L Duramax engines and Bosch “CP4” high-pressure diesel ...