Catera V6-3.0L VIN R (1997)
Fuel Supply Line: Service and Repair
Rear
Removal Procedure
Caution: Refer to Gasoline/Gasoline Vapors under Powertrain Management / Service Precautions.
1. Disconnect the negative battery cable.
2. Relieve the fuel system pressure. Refer to Fuel Pressure Release.
3. Drain the fuel tank. Refer to Fuel Tank Draining Procedure.
4. Raise and suitably support the vehicle.
5. Remove the fuel tank. Refer to Fuel Tank Replacement.
Notice: Do not attempt to straighten the kinked nylon fuel lines. Replace any kinked nylon fuel feed or return pipes in order to prevent damage to the
vehicle.
6. Disconnect the fuel feed and return lines from the fuel sending unit. Refer to Quick-Connect Fittings.
7. Disconnect the fuel feed line from the quick connect fitting just before the fuel filter. Refer to Quick-Connect Fittings.
8. Disconnect the fuel return line from the quick connect fitting above the fuel filter. Refer to Quick-Connect Fittings.
Installation Procedure
Caution: in order to Reduce the Risk of Fire and Personal Injury observe the following items:
^
Replace all nylon fuel pipes that are nicked, scratched or damaged during installation, Do Not attempt to repair the sections of the
nylon fuel pipes
^
Do Not hammer directly on the fuel harness body clips when installing new fuel pipes. Damage to the nylon pipes may result in a fuel
leak.
^
Always cover nylon vapor pipes with a wet towel before using a torch near them. Also, never expose the vehicle to temperatures
higher than 115°C (239°F) for more than one hour; or more than 90°C (194°F) for any extended period.
^
Apply a few drops of clean engine oil to the male pipe ends before connecting fuel pipe fittings. This will ensure proper reconnection
and prevent a possible fuel leak (During normal operation, the O-rings located in the female connector will swell and may prevent
proper reconnection if not lubricated.)
1. Clean any contamination from the male line ends and apply a few drops of clean engine oil.
2. Connect the fuel feed and return lines to the fuel sending unit.
3. Reinstall the fuel tank.
4. Connect the fuel feed line at the quick connect fitting just past the fuel filter.
5. Connect the fuel return line at the quick connect fitting above the fuel filter.
6. Lower the vehicle.
7. Add fuel to the tank.
8. Tighten the fuel filler cap.
9. Connect the negative battery cable.
10. Crank the engine for a few seconds. Turn off the engine if the engine starts.
11. Check for any fuel leaks.
