This loco was purchased in 2009 to Locomotoras San Luis S.A. de C.V in Mexico, there are an Ex Norfolk & Western GP35 rebuilted to GT22CU-3. It was unloaded from the ship in the port of Antofagasta in Chile and cross to Argentina between the Jama Pass in truck. From 2009 to these days this loc. was still on the ground and didn´t put in service because they don´t pass into the tunnels and bridges of the line.