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2003 GMC Truck Sierra 3500 Crew Cab
The 2003 Sierra 3500 Crew Cab is a 4-door, up to 6-passenger full size pickup, available in 4 trims, ranging from the Standard Long Box 2WD to the SLE Long Box 4WD. The 2003 Sierra 3500 Crew Cab's closest competitors include the Chevrolet Silverado 2500HD Crew Cab, the Dodge Ram 3500 Quad Cab 4X4, and the Ford F-350 SD SuperCab 4x4.
Upon introduction, both trims are equipped with a standard 6.0-liter, V8, 300-horsepower engine. A 4-speed automatic transmission with overdrive is standard, and a 5-speed manual transmission with overdrive is optional.
The 2003 Sierra 3500 Crew Cab is freshened for 2003.
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