Replaces

Fuel Pump & Sending Unit Module ACDelco MU1613 - ACFPU00004

AC DELCO Fuel Pump & Sending Unit Module: MU1613

This Fuel Pump & Sending Unit is a brand new AC DELCO part! It is the same piece that you would receive if you purchased it from your local GM dealer.

NOTE: There is a code on the harness that plugs INTO the sending unit. This unit only works with code TCF. Units with TCF code use 2 connectors.

Specifications:

  • Newest Design AC Delco Fuel Pump & Sending Unit!
  • For vehicles with gasoline engine
  • Mounts in fuel tank
  • Complete module assembly
  • Replaces dealer part numbers: 25176865, 19121626, 19153711
  • Outlets: 3
  • Assembly includes the following parts:
    • Electric Fuel Pump
    • Plastic module
    • Fuel sending unit
      • Rheostat Range: 40-250 Ohms
    • Float
    • O-ring seal
    • Internal Strainer
  • Direct replacement
  • Correct electrical connections
  • Built to strict quality control standards

Note: This fuel pump includes the updated "flat" plug & harness. The original harness must be cut and spliced.

This gauge is Department of Transportation (DOT) and Society of Automotive Engineers (SAE) approved.

 

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed

 

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Depressurize fuel system (1:30)
    • With the car running, open the hood and access the fuse center.
    • Pull out the fuel pump relay which is #18 in this car.
    • After awhile your car will stop running because it runs out of fuel.
  2. step : Disconnect battery (2:20)
    • Use an 8mm wrench to disconnect the negative battery cable
  3. step : Disconnect and remove fuel tank (2:30)
    • Spray the bolts on the straps holding the fuel tank with penetrating oil.
    • Loosen up the clamp at the top of the fuel neck.
    • Grab onto that hose and twist it free and pull it off.
    • Unplug the connectors by pulling out the safety tabs.
    • Unclip the green clip behind the fuel tank by prying the tab and pinching to disconnect the line.
    • Make sure you have a catch pan ready because this will leak fuel.
    • Repeat on the upper line with the blue tab.
    • Use a screwdriver to help if it’s difficult to reach.
    • Disconnect the rest of the hoses.
    • Loosen the heat shield between the exhaust and the tank.
    • Support the tank and remove the straps.
  4. step : Remove assembly (8:03)
    • Use your needle nose pliers to disconnect the locking tab at the top of the connector.
    • Unplug the wiring from the fuel pump assembly.
    • Use a chisel and hammer to remove the locking ring.
    • Pull the fuel pump assembly up and out.
    • Remove the old O ring
  5. step : Install new fuel pump (10:06)
    • Put in the new O ring
    • Place the new assembly in and lock the locking ring in place by turning it clockwise into the brackets.
    • Secure with hammer and chisel.
    • Plug in the new lead and use wire taps to connect the wiring with the old square ended lead.
    • New large black lead connects to the old black lead.
    • New thin black lead connects to old black and white lead.
    • Purple and purple leads connect as do the grey ones.
  6. step : Reinstall the fuel tank (13:49)
    • Jack the tank back up.
    • Bolt the straps back in, tightening the bolts with a hand wrench.
    • Reconnect all the harnesses.
    • Reconnect the big tube.
    • Reconnect all the fuel lines, remembering to remove the little green line protectors.
    • Secure the heat shield.
    • Reconnect the fuel neck.
  7. step : Finish up (15:40)
    • Put the fuel pump relay back in.
    • Reconnect the battery.
    • Cycle the key a couple times to make sure the fuel gauge is working.
    • Start the car and check underneath for any fuel leaks.

Tools needed for replacement:

    General Tools

  • Hammer
  • Floor Jack
  • Chisel
  • Drain Pan

  • Materials, Fluids, and Supplies

  • Rust Penetrant

  • Ratchets & Related

  • Socket Extensions
  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver
  • Phillips Head Screwdriver

  • Sockets - Metric

  • 7mm Socket
  • 13mm Socket
  • 10mm Socket

  • Wrenches - Metric

  • 8mm Wrench

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Vehicle Fit

  • 1999-2003 Chevy Silverado 1500 Fuel Pump & Sending Unit Module for Models with Harness Code TCF ACDelco MU1613
  • 2001-2003 Chevy Silverado 1500 HD Fuel Pump & Sending Unit Module for Models with Harness Code TCF ACDelco MU1613
  • 1999-2003 GMC Sierra 1500 Fuel Pump & Sending Unit Module for Models with Harness Code TCF ACDelco MU1613
  • 2001-2003 GMC Sierra 1500 HD Fuel Pump & Sending Unit Module for Models with Harness Code TCF ACDelco MU1613

This part replaces:

  • ACDelco MU1613
  • OE # 25176865
  • OE # 25345026
  • Hollander 323-01229
Only 2 left in stock
Part #: ACFPU00004

AC DELCO
Brand #: MU1613

How-to Video:

(16:55 min)