I would check the fuel pressure to be sure the pump is working correctly. This does sound like a failing fuel pump.
J 39765 Fuel Sender Locknut Wrench
CAUTION: Refer to Battery Disconnect Caution in Service Precautions.
1. Disconnect the negative battery cable.
2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure. See: Fuel Pressure Release > Procedures
3. Drain fuel tank. Refer to Fuel Tank Draining Procedure. See: Fuel Tank > Procedures > Fuel Tank Draining
4. Remove the fuel tank.
5. Remove the fuel sender assembly by using the J 39765 fuel sender locknut wrench in a counter clockwise motion.
1. Note the position of the fuel pump strainer on the fuel pump.
2. Support the pump with one hand and grasp the strainer with the other hand.
3. Rotate the strainer in one direction and pull off the pump. Discard the strainer after inspection.
4. Inspect the fuel pump strainer. Replace the strainer if it has contaminates and clean the fuel tank.
5. Inspect the fuel pump inlet for dirt and debris. If found, replace the pump.
NOTE: Do not fold or twist the strainer when installing the sending unit. This action restricts fuel flow.
1. Push on the outer edge of the ferrule until fully seated.
2. Support the pump with one hand and position the new pump strainer on pump in the same position as noted during disassembly.
1. Install a new seal, sending assembly and lock ring. Make sure the lock ring alignment holes fit over the tabs on the tank.
2. Install the cam lock assembly. Turn the cam lock clockwise to lock it.
3. Install the fuel tank.
4. Add fuel removed from the tank.
5. Connect the negative battery cable.
6. Check for fuel leaks.
6.1.Turn the ignition ON for 2 seconds.
6.2.Turn OFF the ignition for 10 seconds.
6.3.Again, turn the ignition switch to the ON position.
6.4.Check for fuel leaks.
Thursday, February 25th, 2021 AT 3:11 PM