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Got the P1237 changed the Fuel Pump Driver Module, Fuel Pump Relay and New Delphi Fuel Pump. Reset the Codes then drove a short while and P1237 showed up again. Trac runs fine tho no stalling and Acceleration is Excellent ... . Checked the wiring and no frays or corrosion. Running out of Ideas...

Reset the codes and the P1237 came back after a short drive but Engine ran fine. New Fuel Pump, New Fuel Pump Driver Module and new Fuel pump Relay. Unless I have a bad ground somewhere that I havent' spotted yet. Didn't spot any damage to wires or Harness anywhere.

Went ahead and got the Delphi since it came with a better Warranty. Changed the Fuel Pump and Relay as well. It has a brand new Fuel Pump Driver Module.. I could tell real fast that the Response time is a lot faster now when you have your foot on the gas . Debating if I should reset the codes...

Fixing to change the Fuel Pump in my 2005 Ford Sport Trac but debating on Motor craft or Delphi. Nappa Sells one with a Lifetime Warranty but unsure of the quality. So I figured I'd ask the Group which Pump manufacturer do they use. Ford Dealership doesn't carry it anymore here. It all started...