2003 GMC Sierra Denali 1500 vs Chevrolet Silverado SS 1500 — Side by Side Comparison

How does the 2003 GMC Sierra Denali 1500 compare to the Chevrolet Silverado SS 1500? We put them side by side using EPA fuel economy data and NHTSA safety ratings.

Specifications Comparison

FeatureGMC Sierra Denali 1500Chevrolet Silverado SS 1500
Combined MPG1313
City MPG1112
Highway MPG1515
Body StyleTruckTruck
DriveAWD/4WDAWD/4WD
Fuel TypeRegularRegular
Safety RatingN/A / 5N/A / 5
Recalls00
Trims Available11

Fuel Economy

The Chevrolet Silverado SS 1500 is more fuel efficient by 0 MPG combined. Over a year, the Chevrolet Silverado SS 1500 saves approximately $0 in fuel costs.

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