Fuel Systems: Notes
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
On bi-fuel vehicles, the Compressed Natural Gas (CNG) system operates at pressures up to 3600 psi. Always release fuel system pressure before servicing any component of fuel system in order to reduce the risk of fire or personal injury. For procedures for systems and components on bi-fuel vehicles that are alternate fuel specific, see FUEL SYSTEMS
in CHEVY EXPRESS & SAVANA - BI-FUEL article.