
įor the 1988 GMT400 model architecture, Chevrolet retained the C/K model nomenclature, with GMC branding its full-size line as Sierras.

Today, Chevrolet still uses the CK and the CC in their current model codes. At the same time, GMC C/K trucks used variations of the Sierra name (Sierra, Sierra Classic, Sierra Grande, and High Sierra). The Silverado nameplate made its debut for the 1975 model year, becoming the top trim level on all Chevrolet C/K trucks, slotted above Custom Deluxe, Scottsdale, and Cheyenne. 6 Medium duty version (4500HD, 5500HD, 6500HD and International CV).5 Fourth generation Silverado / Fifth generation Sierra (2019–present).4 Third generation Silverado / Fourth generation Sierra (2014–2018).3 Second generation Silverado / Third generation Sierra (2007–2014).2 First generation Silverado / Second generation Sierra (1999–2007).Competing against the Ford F-Series, Dodge Ram, Nissan Titan, and Toyota Tundra, the Silverado is among the best-selling vehicles in the United States, selling almost 12 million examples since its introduction. In Mexico, heavy-duty versions of the Silverado use the Chevrolet Cheyenne name. The Chevrolet Silverado shares mechanical commonality with the GMC Sierra GMC ended the use of the C/K nomenclature a model generation prior to Chevrolet. The fourth generation of the model line was introduced for the 2019 model year. Taking its name from the top trim level from the Chevrolet C/K series, the Silverado is offered as a series of full-size pickup trucks, chassis cab trucks, and medium-duty trucks.

Introduced for the 1999 model year, the Silverado is the successor to the long-running Chevrolet C/K model line. The Chevrolet Silverado is a range of trucks manufactured by General Motors under the Chevrolet brand.
