The CNG option is available for order on Chevrolet Express and GMC Savana 2500 and 3500 Cargo vans. To find more information about the Chevrolet Express and GMC Savana, visit gmfleet.com.

A dedicated CNG option on the 2015 Chevrolet Express and GMC Savana ... double cab and crew cab and the full-size Express and Savana vans are on sale now. The Silverado and Sierra 2500HD regular ...