The Caprice was an American automobile built on Earth by General Motors, under the brand of Chevrolet, during the latter half of the 20th century.
In 1996, the Los Angeles Police Department utilized the Chevrolet Caprice as a police car. They drove it down the alley near where Braxton was living to ask him a few questions about signs he had been posting around Los Angeles. (VOY: "Future's End")
In 2004, Loomis also owned a 1968 Chevrolet Caprice station wagon, which he used to drive between his work and home, and which he also used to transport kidnapped individuals that he transported to three Xindi-Reptilians he worked for that were based at the abandoned American Wrecking Company building, in Detroit, Michigan. His license plate was YQL 384. (ENT: "Carpenter Street")