Grand Caravan FWD V6-3.3L VIN 3 Flex Fuel (2002)
Fig. 25 Plastic Retainer Ring Type Fitting
This type of fitting can be identified by the use of a full-round plastic retainer ring (Fig. 25) usually black in color.
CAUTION: The interior components (O-rings, spacers, retainers) of this type of quick-connect fitting are not serviced separately. Do not attempt to
repair damaged fittings or fuel lines/tubes. If repair is necessary, replace the complete fuel tube assembly.
WARNING: THE FUEL SYSTEM IS UNDER A CONSTANT PRESSURE (EVEN WITH THE ENGINE OFF). BEFORE SERVICING
ANY FUEL SYSTEM HOSES, FITTINGS OR LINES, THE FUEL SYSTEM PRESSURE MUST BE RELEASED. REFER TO THE FUEL
PRESSURE RELEASE PROCEDURE.
Disconnection/Connection
1. Perform fuel pressure release procedure.
2. Disconnect negative battery cable from battery or auxiliary jumper terminal.
3. Clean fitting of any foreign material before disassembly.
4. To release fuel system component from quick-connect fitting, firmly push fitting towards component being serviced while firmly pushing plastic
retainer ring into fitting (Fig. 25). With plastic ring depressed, pull fitting from component. The plastic retainer ring must be pressed squarely into
fitting body. If this retainer is cocked during removal, it may be difficult to disconnect fitting. Use an open-end wrench on shoulder of plastic
retainer ring to aid in disconnection.
5. After disconnection, plastic retainer ring will remain with quick-connect fitting connector body.
6. Inspect fitting connector body, plastic retainer ring and fuel system component for damage. Replace as necessary.
7. Prior to connecting quick-connect fitting to component being serviced, check condition of fitting and component. Clean parts with a lint-free cloth.
Lubricate with clean engine oil.
8. Insert quick-connect fitting into component being serviced until a click is felt.
9. Verify a locked condition by firmly pulling on fuel tube and fitting (15-30 lbs.).
10. Connect negative battery cable to battery or auxiliary jumper terminal.
11. Use the DRB III(R) scan tool ASD Fuel System Test to pressurize the fuel system. Check for leaks.
