Replaces

Transfer Case Shift Motor Dorman 600-901 - 1AFWM00002

This new electric transfer case shift motor is a high quality, value priced, new replacement part.

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.

Specifications:

  • Replaces dealer part number: 12474401
  • Fits vehicles with the GM option code: NP8 (Transfer Case (Active) Push Button Control, 2 Spd)
  • Mounts on transfer case
  • 4 pin square, and 6 pin rectangle connector
  • Built to strict quality control standards
  • Replaces defective or burnt out motors
  • Fits trucks that use a four selection dash control with the following selections (2HI, 4HI, 4LO, AUTO 4WD)

Note: If you have any questions about this fitting your application, please call your local GM dealer with the above part number.

This Transfer Case Shift Motor has substantial cost savings over a dealer supplied shift motor.

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. Please keep your invoice for proof of this warranty.

  1. step : Removing the Transfer Case Plate (0:38)
    • Remove the four 15mm bolts from the transfer case plate
    • Pull off the transfer case plate
  2. step : Disconnecting the Driveshaft (1:06)
    • Remove the four 11mm bolts from the driveshaft
    • Mark both sides of the driveshaft connection so that you can line it up later
    • Pull back the transfer case shift motor cover
    • Pull the driveshaft back
    • Pull the driveshaft aside
  3. step : Removing the Transfer Case Shift Motor (2:02)
    • Disconnect the transfer case shift motor wiring harnesses
    • Remove the three 15mm bolts from the shift motor
    • Pull the shift motor down and out
  4. step : Installing the New Transfer Case Shift Motor (3:02)
    • Remove the plastic cover from the new shift motor
    • Remove the gasket from the old shift motor
    • Put the gasket onto the new shift motor
    • Clean the shift motor mounting area
    • Connect the shift motor wiring harnesses
    • Turn the ignition on
    • Set the shift motor to the setting the transfer case is in with the dashboard button
    • Turn the ignition off
    • Push the shift motor into place
    • Insert the three 15mm bolts into the shift motor
    • Tighten the three 15mm bolts to 45 foot-pounds of torque
    • Pushing the wiring harnesses into place
  5. step : Reconnecting the Driveshaft (5:02)
    • Push the driveshaft into place
    • Line up the driveshaft using the marks from Step 2
    • Push on the shift motor cover
    • Put the driveshaft brackets into place
    • Insert the four 11mm bolts into the driveshaft
  6. step : Reinstalling the Transfer Case Plate (6:29)
    • Lift the transfer case plate into place
    • Insert the four 15mm bolts into the transfer case plate

Tools needed for replacement:

    General Tools

  • Jack Stands
  • Floor Jack

  • Materials, Fluids, and Supplies

  • Cloth Rags
  • Marker / Writing Utensil

  • Ratchets & Related

  • Torque Wrench
  • Ratchet

  • Sockets - Metric

  • 15mm Socket
  • 11mm Socket

5.0 / 5.0
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In time for snow
This fixed the problem of my 1998 Tahoe no engaging into 4 wheel mode. Just in time for another northern snow storm
February 24, 2018
Purchased
4 months ago
Start typing your question and we'll check if it was already asked and answered. Learn More
Browse 1 question Browse 1 question and 1 answer
book hours suggested to replace transfer case shift motor in 2005 Silverado 1500 4x4?
robert s on Feb 8, 2018
BEST ANSWER: 1998 Tahoe transfer case shift motor was replaced as we could put into 4 only from underneath had already replaced inside switch

Vehicle Fit

  • 1999 Cadillac Escalade Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 2000 Cadillac Escalade Transfer Case Shift Motor Dorman 600-901
  • 2002 Chevy Avalanche 1500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 2002 Chevy Avalanche 2500 Transfer Case Shift Motor Dorman 600-901
  • 1999-2005 Chevy Blazer S10 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-1999 Chevy K1500 Truck Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-2000 Chevy K2500 Truck Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1999-2004 Chevy S10 Pickup Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1999-2002 Chevy Silverado 1500 Transfer Case Shift Motor Dorman 600-901
  • 2001-2002 Chevy Silverado 1500 HD Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1999-2000 Chevy Silverado 2500 Transfer Case Shift Motor Dorman 600-901
  • 2001-2002 Chevy Silverado 2500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 2001-2002 Chevy Silverado 2500 HD Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 2000-2002 Chevy Suburban 1500 Transfer Case Shift Motor Dorman 600-901
  • 2000-2002 Chevy Suburban 2500 Transfer Case Shift Motor Dorman 600-901
  • 1998-1999 Chevy Suburban K1500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-1999 Chevy Suburban K2500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-2002 Chevy Tahoe Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1999-2000 GMC Envoy Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1999-2001 GMC Jimmy S-15 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-1999 GMC K1500 Truck Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-2000 GMC K2500 Truck Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1999-2004 GMC S-15 Sonoma Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1999-2002 GMC Sierra 1500 Transfer Case Shift Motor Dorman 600-901
  • 2001-2002 GMC Sierra 1500 HD Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1999-2000 GMC Sierra 2500 Transfer Case Shift Motor Dorman 600-901
  • 2001-2002 GMC Sierra 2500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 2001-2002 GMC Sierra 2500 HD Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-1999 GMC Suburban C1500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-1999 GMC Suburban C2500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-1999 GMC Suburban K1500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-1999 GMC Suburban K2500 Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 1998-2002 GMC Yukon Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901
  • 2000-2002 GMC Yukon XL 1500 Transfer Case Shift Motor Dorman 600-901
  • 2000-2002 GMC Yukon XL 2500 Transfer Case Shift Motor Dorman 600-901
  • 1999-2001 Olds Bravada Transfer Case Shift Motor for Models with RPO Code NP8 (Push Button, 2 Speed Transfer Case) Dorman 600-901

This part replaces:

  • Dorman 600-901
  • Hollander 420-00142
  • OE # 12474401
Only 5 left in stock
Part #: 1AFWM00002

Ships Same Day for orders placed by 4 P.M. ET

Dorman
Brand #: 600-901

How-to Video:

(07:08 min)