12668390 12623116 12628422 12656005 12672368 12668649 FJ1217 0507307218 12656932. For 2014-2015 GMC Sierra 1500 4.3L V6 FLEX VIN:H. For 2017 GMC Sierra 1500 4.3L V6 FLEX VIN:H. The fuel injector transfers gas from the tank into the engine cylinders to provide power for the vehicle.
