HOUSTON, Aug. 16, 2018 /PRNewswire/ -- Shell Oil Company (Shell) and General Motors (GM) announced today that Shell-branded stations across the United States now accept the automotive industry's first-ever embedded, in-dash fuel payment and loyalty experience. Customers who look to fuel their eligible Chevrolet, Buick, GMC and Cadillac vehicles at Shell stations, will be able to HOUSTON, Aug. 16, 2018 /PRNewswire/ -- Shell Oil Company (Shell) and General Motors (GM) announced today that Shell-branded stations across the United States now accept the automotive industry's first-ever embedded, in-dash fuel payment and loyalty experience. Customers who look to fuel their eligible Chevrolet, Buick, GMC and Cadillac vehicles at Shell stations, will be able to