LaRoche Chevrolet Buick GMC Cadillac has been providing Navasota, College Station and all Washington County customers with new and used Chevrolet, Buick, GMC, and Cadillac vehicles since 1962! Our commitment to the community and to our customers has made LaRoche Chevrolet Buick GMC Cadillac the preferred South Texas Cadillac, Buick, GMC, and Chevrolet auto dealer! Our long standing commitment to quality service started with our first sale and we bring this dedication to making sure you're satisfied with the service and parts we provide for the GM vehicle you drive.