DHL Adds Tesla Semi to California Fleet After Successful Trial Transcript: Tesla Drive Canada is reporting that DHL has officially rolled out its first Tesla Semi into daily commercial use, following a successful trial run that exceeded expectations. During a 3,000-mile test from its Livermore, California facility, the electric big rig pulled 75,000 pounds over a 390-mile long-haul route while averaging just 1.72 kilowatt-hours per mile—outperforming Tesla’s original efficiency target of under 2