Fuel Pressure Test Port: Service and Repair

Fuel Pressure Connection:

NOTE: Clean around the fuel pressure connection if necessary. Use GM X-30A or equivalent, following package instructions.

REMOVAL:

1. Disconnect the negative battery terminal.
2. Relieve fuel system pressure, see MAINTENANCE PROCEDURES/FUEL SYSTEM PRESSURE RELIEF.
3. Remove the fuel pressure connection and O-ring seals, discard seals.

INSTALLATION:

1. Install new O-ring seals on the fuel pressure connection.
2. Install the fuel pressure connection into the fuel pressure regulator.
^ Tighten the fuel pressure connection to 13.0 Nm (115 lb.in).
3. Connect the negative battery terminal.
4. With the engine OFF and the ignition ON, check for fuel leaks.