A 1999 – 2013 Chevy Silverado 1500 with a 5.3L engine consumes 6 quarts of oil. Unlike the 1999 – 2013 models, the newer Chevy Silverado models built in 2014 have an oil capacity of 8 quarts. Your 2000 Chevy Silverado can take a maximum of 6 quarts of oil, SAE 0W-20 or 0W-30.