D 350 Pickup L6-359 5.9L DSL (1989)
Rollover/Pressure Relief Valve: Customer Interest
Rollover Valve Vent - Fuel Leakage
NO.: 14-15-93
GROUP: Fuel
DATE: Sep. 24, 1993
SUBJECT:
Fuel Leakage From the Roll Over Valve Vent
NOTE:
THIS BULLETIN APPLIES TO VEHICLES EQUIPPED WITH A DIESEL ENGINE.
MODELS:
1989-1993 (AD) Ram Pickup/Ram Cab Chassis
SYMPTOM/CONDITION:
Repeated attempts to force fuel into the tank after the automatic shut off has engaged may lead to a condition where the fuel level in the tank is above the
designed operating level. Fuel may leak out the roll over valve vent in this situation.
DIAGNOSIS:
Inspect the vehicle for signs of a leak in the roll over valve area. If the condition exists, perform the repair procedure.
PARTS REQUIRED:
AR
43" section of 3/16" ID fuel hose
4443177
REPAIR PROCEDURE:
This bulletin involves raising the roll over vent location by installing a section of fuel hose to the roll over valve vent nipple and routing the hose along
the filler tube.
1.
Cut a 43" section of the fuel hose listed above.
2.
Install one end of the hose to the roll over valve vent nipple as shown in Figure 1.
