Cadillac's STS moniker first appeared as a limited-edition, custom-built, sport-tuned version of the 1988 Cadillac Seville. Intended to stop the bleeding of Cadillac customers to European marques, the ...

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At the time the nameplate was first applied in 1975, Seville represented Cadillacs smaller sedan. By the 1990s, the addition of the Cadillac Catera and later the CTS, the vehicle became mid-level ...

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