At Rimrock Subaru we are proud to be your trusted Billings area Subaru dealership. We carry an extensive inventory of new Subaru and used Subaru motor vehicles, including sedans, coupes, cross-overs, sport-utility vehicles - as well as quality used vehicles in a variety of makes and ... Crosstrek, WRX and BRZ. Vehicle details Make: Gmc, Model: Sonoma, Location: Billings, Montana, Year: 2001, Mileage: 143,384 miles, Fuel: GSL, MPG: 15 mpg city / 21 mpg hwy, Engine: 4.3L 6-Cylinder Gas Engine, Transmission: 4-Speed Automatic Transmission, Drivetrain: RWD, Body ...