WARNING: RELEASE FUEL SYSTEM PRESSURE
BEFORE DISCONNECTING QUICK-CONNECT FIT-
TINGS AT FUEL FILTER. REFER TO THE FUEL
PRESSURE RELEASE PROCEDURE.
REMOVAL
(1) Perform fuel system pressure release.
(2) Disconnect quick-connect fittings from fuel
pump module and chassis fuel supply tube. Refer to
Quick-Connect Fittings in this section.
(3) Remove filter retaining screw (Fig. 13) and
remove filter from tank.
INSTALLATION
(1) Install fuel filter to tank.
(2) The fuel supply (to filter) tube, return tube (to
pump module) and fuel supply (to chassis fuel line)
are permanently attached the fuel filter. The ends of
the fuel supply and return tubes have different size
quick-connect fittings.
(3) Apply a light coating of clean 30 weight engine
oil to the fuel filter nipples. Install fuel tubes. Refer
to Fuel Tubes and Quick-Connect Fittings in this sec-
tion.
FUEL PUMP MODULE
WARNING: RELEASE FUEL SYSTEM PRESSURE
BEFORE SERVICING FUEL SYSTEM COMPONENTS.
SERVICE VEHICLES IN WELL VENTILATED AREAS
AND AVOID IGNITION SOURCES. NEVER SMOKE
WHILE SERVICING THE VEHICLE.
WARNING: THE FUEL RESERVOIR OF THE FUEL
PUMP MODULE DOES NOT EMPTY OUT WHEN THE
TANK IS DRAINED. THE FUEL IN THE RESERVOIR
WILL SPILL OUT WHEN THE MODULE IS
REMOVED.
REMOVAL
(1) Remove fuel filler cap and perform Fuel Sys-
tem Pressure Release procedure.
(2) Disconnect negative cable from battery.
(3) Insert fuel siphon hose into fuel filler neck and
push it into the tank.
(4) Drain fuel tank dry into holding tank or a
properly labeledGASOLINEsafety container.
(5) Raise vehicle on hoist.
(6) Use a transmission jack to support the fuel
tank. Remove bolts from fuel tank straps. Lower
tank slightly.
(7) Clean area around fuel tank module and tank
to keep dirt and foreign material out of tank.
(8) Disconnect fuel lines from fuel pump module by
depressing quick connect retainers with thumb and
fore finger (Fig. 14).
(9) Slide fuel pump module electrical connector
lock to unlock.
(10) Push down on connector retainer (Fig. 15) and
pull connector off module.
Fig. 13 Fuel Filter
Fig. 14 Fuel Line Retainers and Pump Connector
Lock
Fig. 15 Pump Module Connector Retainer and Lock
NSFUEL SYSTEM 14 - 13
REMOVAL AND INSTALLATION (Continued)
