Replaces

2001-2002 Chevy Silverado 3500 Transfer Case Shift Motor for Models with NP1 Transfer Case

This part replaces:

  • HOLLANDER 420-144
  • DORMAN 600-907

  • New

This new four wheel drive electric transfer case shift motor is a high quality, new part.

Specifications:

  • High quality replacement
  • Replaces part number: 12478096
  • 2 pin oval, and 6 pin rectangle connector
  • Fits model 263 transfer case with NP1 code
  • Built to strict quality control standards

If you are having problems with your 4wd not engaging because of a defective 4x4 shift motor, then this part is for you!! Why search through junk yards hoping to find a used 4x4 electric transfer case shift motor when you can have brand new! Replace that defective transfer case 4x4 shift motor now with a brand new part.

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. Please keep your invoice for proof of this warranty.

  1. Step 1: Test the Four Wheel Drive Transfer Case Shift Motor (0:56 in the video)
    • Let the truck roll.
    • Switch to 4 wheel drive.
    • If it struggles to get the truck in to 4 wheel drive it needs to be replaced.
  2. Step 2: Remove the Front Drive Shaft (1:46 in the video)
    • Use an 11mm wrench and screw driver and loosen the bolts on the drive shaft.
    • Remove the bolts.
    • Using a large flat blade screwdriver pry the drive shaft free.
    • Push the drive back and turn it to access the cap on the end of the drive shaft.
    • Remove the u joint cap off. (Avoid getting the cap or end of the drive shaft dirty)
    • Peel the rubber flange from the transfer case.
    • Remove the four 15mm bolts securing the skid plate over the drive shaft.
    • Pull the drive shaft out of the transfer case and pull it out of the way.
  3. Step 3: Removing the Transfer Case Shift Motor (5:28 in the video)
    • Remove connection at the top of the transfer case.
    • Remove the other connector further back. Use pliers to squeeze the pin and pull the connection free.
    • Remove the three bolts securing the transfer case shift motor.
    • Pull the motor free
  4. Step 4: Installing the New Transfer Case Shift Motor (7:05 in the video)
    • Remove the gasket from the old motor and place it on the new motor.
    • Put the motor back into place by feeding it in diagonally.
    • Replace the three bolts. 35-40 ft/lbs.
    • Reconnect wiring harnesses.
  5. Step 5: Reconnecting the Drive Shaft (9:21 in the video)
    • Slide it forward onto the transfer case.
    • Press the rubber flange back into place.
    • Put the U joint cap back on the end of the drive shaft. Make sure needle bearings are in place.
    • Put the drive shaft into place and replace the bolts (make sure U joint goes evenly into the axel).
    • Replace the skid plate.
  6. Step 6: Test the New Transfer Case Shift Motor (12:02 in the video)
    • Let the truck roll.
    • Switch to 4 wheel drive.
    • It should switch without an issue.

Tools needed for replacement:

    Ratchets & Related

  • Ratchet
  • Socket Extensions

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 15mm Socket

  • Specialty Tools

  • Flashlight
  • Jack Stands

  • Wrenches - Metric

  • 11mm Wrench

How-to Video:

(12:40 min)

Tools List:

    Ratchets & Related

  • Ratchet
  • Socket Extensions

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 15mm Socket

  • Specialty Tools

  • Flashlight
  • Jack Stands

  • Wrenches - Metric

  • 11mm Wrench



This part replaces:

  • HOLLANDER 420-144
  • DORMAN 600-907

Vehicle Fit

  • 2001-2002 Chevy Silverado 1500 HD Transfer Case Shift Motor for Models with NP1 Transfer Case
  • 2001-2002 Chevy Silverado 2500 Transfer Case Shift Motor for Models with NP1 Transfer Case
  • 2001-2002 Chevy Silverado 2500 HD Transfer Case Shift Motor for Models with NP1 Transfer Case
  • 2001-2002 Chevy Silverado 3500 Transfer Case Shift Motor for Models with NP1 Transfer Case
  • 2001-2002 GMC Sierra 1500 HD Transfer Case Shift Motor for Models with NP1 Transfer Case
  • 2001-2002 GMC Sierra 2500 Transfer Case Shift Motor for Models with NP1 Transfer Case
  • 2001-2002 GMC Sierra 2500 HD Transfer Case Shift Motor for Models with NP1 Transfer Case
  • 2001-2002 GMC Sierra 3500 Transfer Case Shift Motor for Models with NP1 Transfer Case
$170.45
Part #: 1AFWM00014

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"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
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