1AFWM00041-Chevrolet GMC Buick Dash Mounted Four Wheel Drive Switch


Chevrolet GMC Buick Dash Mounted Four Wheel Drive Switch Dorman 901-064

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Part 1AFWM00041

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Brand #: 901-064
Vehicle Fit
Warranty & Shipping
How-To & Tools

Item Condition: New

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.

Returns: Parts with electrical components cannot be returned once installed.

  1. step : Remove the 4wd switch (0:22)
    • Pry up the switch from the dash with a flat blade screwdriver.
    • Unplug the wiring connectors.
  2. step : Install the new 4wd switch (1:09)
    • Plug in the wiring connectors.
    • Clip the switch into the panel.

Tools needed for replacement:

    Screwdrivers & Related

  • Flat Blade Screwdriver

Fits the following Makes:

Year Make Model Description
2004-2007Buick Rainier Buick Rainier Dash Mounted Four Wheel Drive Switch
2002-2009Chevrolet Trailblazer Chevrolet Trailblazer Dash Mounted Four Wheel Drive Switch
2002-2006Chevrolet Trailblazer EXT Chevrolet Trailblazer EXT Dash Mounted Four Wheel Drive Switch
2002-2009GMC Envoy GMC Envoy Dash Mounted Four Wheel Drive Switch
2002-2006GMC Envoy XL GMC Envoy XL Dash Mounted Four Wheel Drive Switch
2004-2005GMC Envoy XUV GMC Envoy XUV Dash Mounted Four Wheel Drive Switch

Part Interchange

Brand Label Part Number
DIY Solutions BSS00246

This item may be interchangeable with parts from other brands with the above part numbers. This information is provided only for reference and does not guarantee that the item you are purchasing is identical to parts with part numbers from the brands listed above. To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.

Brand #: 901-064
Product Reviews
5.00/ 5.0 2
2 reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
4wd switch
February 22, 2017
THe video on your website was a great help in installing the new 4WD switch. Every thing went smoothly and the new part solved theproblem. p
Great replacement Switch
February 25, 2019
From the how to video --to fast shipping --it doesn't get any better.
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
My 2003 GMC Envoy works in 2wd but when switched to 4 auto it flashes also for flashes but never switch to 4hi and 4low. Is this the switch?
November 22, 2019
Thanks for your inquiry. There could be multiple reasons why you're having this particular problem. We suggest taking your vehicle to a nearby reputable shop to identify the cause. Once you know the cause, we'll be happy to see if we carry the parts and how-to videos needed for your repair.
November 22, 2019
Customer service


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Chevrolet GMC Buick Dash Mounted Four Wheel Drive Switch Dorman 901-064-1AFWM00041 does not fit your:

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Instructional Video Library

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Before proceeding,

select your Vehicle, to verify this Part will fit.

This part will only fit a vehicle with these options.