Removal & Installation (Contour)

WARNING: This page is about a different variant/trim than selected.

Evacuate CNG fuel tank. See CONTOUR (FUEL TANK EVACUATION) under CNG FUEL SYSTEM PRESSURE RELEASE (FUEL LINE VENTING & FUEL TANK EVACUATING) under FUEL SYSTEM VENTING. Remove rear seat base, backrest, and rear seat backing cover. Remove rear seat supports. Disconnect the electrical connectors from fuel tank solenoid valve and FTP sensor

NOTE: Removing fuel tank from trunk requires 2 people.

Disconnect the CNG tank lines by loosening 3 ribbed hose clamps and sliding ribbed hoses back on lines. Disconnect 2 Gyrolok fittings and vent tube. See DISCONNECTING CNG HIGH PRESSURE (GYROLOK-TYPE) FITTINGS under FUEL LINE FITTINGS. Remove tank front and rear straps and isolators. Remove fuel tank.

CAUTION: If CNG system is being disconnected for an extended period, cover all open hose fittings and electrical connections to avoid contamination.

NOTE: When installing fuel tank, it should be located .5" (13 mm) from passenger side wall. Position tank so valve vent port is perpendicular to floor.

To install, reverse removal procedure. Tighten Gyrolok nut until snug, then tighten an additional 1/2 turn. After installation is complete, CNG fuel lines must be leak tested. Perform LEAK TEST (CNG) under FUEL SYSTEM (NATURAL GAS VEHICLES) in SYSTEM & COMPONENT TESTING - EEC-V (BI-FUEL & NATURAL GAS) article.