Dodge R1500 1999 Service Manual page 980

Fig. 28. Fuel tank must be removed for servicing of fuel pump module.
Remove fuel tank. See FUEL TANK under FUEL SYSTEM.
2) Ensure area around fuel pump module is clean. Rotate fuel
filter/pressure regulator so fuel line fitting on side fuel
filter/fuel pressure regulator points toward center of fuel pump
module.
3) Note location of metal fuel pump module lock ring and
locking fingers on the fuel tank. See Fig. 34. There are 6 locking
fingers molded into the plastic fuel tank.
4) Apply a small amount of engine oil on each locking finger
at the fuel pump module lock ring area. Engine oil will act as a
lubricant when removing fuel pump module lock ring.
5) Note location of lock tab on fuel pump module lock ring.
Pry lock tab backward while using a hammer and brass drift to tap fuel
pump module lock ring counterclockwise. Remove fuel pump module lock
ring, fuel pump module and rubber gasket from fuel tank.
CAUTION: When fuel pump module is removed from fuel tank, rubber
gasket must be replaced. DO NOT reuse rubber gasket.
Installation
1) Ensure sealing area on fuel tank is clean. Using NEW
rubber gasket, install fuel pump module on fuel tank. DO NOT reuse
rubber gasket. Ensure rubber gasket remains in place.
NOTE: Fuel pump module must be properly positioned in fuel tank to
prevent float from contacting the fuel tank.
2) Rotate fuel pump module so fuel pump is properly
positioned in the fuel tank. See Fig. 34. Apply a small amount of
engine oil on each locking finger at fuel pump module lock ring area.
Install fuel pump lock ring on fuel pump module.
3) Using a hammer and brass drift, tap fuel pump module lock
ring clockwise until the 6 locking fingers engage in fuel pump module
lock ring and lock tab engages notch on fuel pump module lock ring.
Ensure lock tab fully engages with notch on fuel pump module lock
ring. Reinstall fuel tank using proper procedure.
Fig. 34: Locating Fuel Pump Module Lock Ring, Locking Fingers &
Positioning Fuel Pump Module In Fuel Tank (Durango)
Courtesy of Chrysler Corp.
Removal (Ram Pickup)