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General Motors continues it's flex fuel option in 2010 for the Chevrolet Silverado in the 4.8L, 5.3L, 6.2L engines.

Chevrolet Silverado C15 2WD 8 cyl, 4.8 L, Automatic 4-spd, FFV; Chevrolet Silverado C15 2WD 8 cyl, 5.3 L, Automatic 6-spd, FFV; Chevrolet Silverado C15 2WD 8 cyl, 6.2 L, Automatic 6-spd, FFV; Chevrolet Silverado C15 XFE 2WD 8 cyl, 5.3 L, Automatic 6-spd, FFV; Chevrolet Silverado K15 4WD 8 cyl, 4.8 L, Automatic 4-spd, FFV; Chevrolet Silverado K15 4WD 8 cyl, 5.3 L, Automatic 6-spd, FFV;