General Motors is adding cars and crossover models to its line - up of B20 biodiesel vans and pickups , and will have the industry 's most extensive range of diesel - powered vehicles in 2017 , according to John Schwegman , director of commercial product for GM Fleet . " Diesel ##s can deliver hybrid - like highway fuel economy with less emissions , and driving range that can top 500 miles on the highway , " said Schwegman . Biodiesel accounts for 18 % of diesel - powered vehicles of the Top 50 Green Fleets , a list produced by Heavy Duty Trucking magazine . B20 diesel contains between 6 % and 20 % biodiesel .
General Motors is adding cars and crossover models to its line-up of B20 biodiesel vans and pickups, and will have the industry's most extensive range of diesel-powered vehicles in 2017, according to John Schwegman, director of commercial product for GM Fleet. "Diesel propulsion can deliver hybrid-like highway fuel economy with less complexity, and driving range that can top 500 miles on the highway," said Schwegman. Biodiesel accounts for 18% of alternative-powered vehicles of the Top 50 Green Fleets, a list produced by Heavy Duty Trucking magazine. B20 fuel contains between 6% and 20% biodiesel.