The 2002 Sierra 3500 Crew Cab is available in six models: Base, LS, and LT in either two-wheel drive or four-wheel drive configurations. Air conditioning is now standard on all models, and exterior colors Sunset Gold and Sunset Orange are no longer available. The LS model features cruise control, keyless entry remote, power locks, mirrors, and windows. The LT model adds the Electrical Convenience Package, OnStar, an automatic transmission, and six-way power leather bucket seats. The Electrical Convenience Package includes an auto day/night mirror, front fog lights, a compass, and an outside temperature gauge. The Silverado 3500 comes with two optional engines: a Duramax 6.6L V-8 turbo diesel engine and a Vortec 8.1L V-8 engine. Minimize