By Kasia McBride, Marketing Manager, NGVi Natural gas engines differ significantly from their diesel counterparts, and technicians who maintain them must have a full understanding of their operatio... Continue Reading →

By Annalloyd Thomason, Vice President/General Manager, NGVi They are the most common performance complaints for heavy-duty natural gas vehicles: Hard to start Idles rough Hesitates under accelerati... Continue Reading →

By Gordon Larsen and Bill Marchetti, NGVi Technical Instructors In NGVi’s work training heavy-duty natural gas vehicle technicians, the number one problem they report is diagnosing low power condit... Continue Reading →

By Kasia McBride, Marketing Manager, NGVi Every technician who works on or around CNG vehicles should be familiar with the basic safety concerns for these vehicles. While CNG has three main hazards... Continue Reading →

By Kasia McBride, Marketing Manager, NGVi    While CNG fuel systems are extremely safe, due to stringent manufacturing requirements, it is essential that NGV technicians fully understand the s... Continue Reading →

By Kasia McBride, Marketing Manager, NGVi    This article is the second in a series, providing technicians who will be diagnosing and repairing NGV fuel system components with useful informati... Continue Reading →

By Kasia McBride, Marketing Manager, NGVi    Since one of the main characteristics of CNG vehicles is their high-pressure fuel system, NGV technicians are required to fully understand specific... Continue Reading →

By Robin Skibicki, Marketing Coordinator, NGVi       Oil carryover is a major concern for anyone owning, operating, servicing  and/or maintaining natural gas vehicles (NGVs). Oil present in a ... Continue Reading →

By Kasia McBride, Marketing Manager, NGVi  Recently, more than 67,000 pressure relief devices (PRDs) used in CNG fuel systems were recalled by Circle Seal Controls, which is a unit of CIRCOR Aerosp... Continue Reading →

By Paul Pate, Training Manager, NGVi     There are two different types of natural gas engines and systems for the heavy-duty natural gas market: spark ignited and compression ignited.  Spark-ignite... Continue Reading →