Yes, Chevrolet did produce a truck in 2001 called a
silverado.
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what is curb weight of a 1983 Chevrolet Silverado 1500
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You can find images and pictures of a Chevrolet Silverado 1500HD
by visiting Google Images online and typing "Chevrolet Silverado
1500HD" into the search box.
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The 2011 Chevrolet Silverado-2500HD has 16 valves.
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The 2012 Chevrolet Silverado-2500HD has 16 valves.