GMD_GMDH-3
GMD GMDH-3
American experimental diesel-hydraulic locomotive
The GMD GMDH-3 was an experimental diesel-hydraulic switching locomotive built in January 1960 by General Motors Diesel of Canada. Only one example was built,[1] with GMD serial number A1813.[2] The locomotive was essentially the GMDH-1 design but with only a single hood, a single engine and an end cab, mounted on a six-wheel chassis.