Published On Oct 6, 2019
2020 Silverado 1500 3.0 Duramax Diesel, 40th day and 3422 mile update. Fuel Economy review, DEF usage rate, engine oil consumption
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2020 Silverado 1500 3.0 Duramax Diesel, 40th day and 3422 mile update. Fuel Economy review, DEF usage rate, engine oil consumption
