/live/media/WR/WR_82256_Fro.jpg)
OE Quality
60-Day Returns
ACIPart #: 82256
ACI 82256 Power Window Motor and Regulator Assembly - Rear Left
128 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$82.12Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
Window Assembly, Rear Left
Fitment: Chevrolet and GMC, Cheyenne, Silverado 1500, Silverado 2500, Silverado 2500 HD, Silverado 3500 HD, Sierra 1500, Sierra 2500 HD, and Sierra 3500 HD
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Power Window Motor and Regulator Assembly options
Reliable Power Window Motor and Regulator Assembly
The ACI Window Assembly 82256 is designed to restore smooth and efficient window operation for select Chevrolet and GMC trucks. This new power window motor and regulator assembly is engineered to meet or exceed OEM standards, ensuring dependable performance for your vehicle.
- New power window motor and regulator assembly
- Hardened steel gear for enhanced durability
- Compatible with Chevrolet Silverado and GMC Sierra models
- Meets or exceeds original equipment manufacturer specifications
- Mounting hardware not included
About the ACI Window Assembly Product Line
The ACI Window Assembly line focuses on providing quality window motor and regulator assemblies that deliver reliable operation and long service life. This product line is tailored to fit specific vehicle applications, including popular Chevrolet and GMC trucks, ensuring proper fit and function without compromise.
Detailed Product Description
This ACI Window Assembly 82256 features a hardened steel gear designed to withstand the rigors of daily use, reducing wear and extending the lifespan of the window motor and regulator. The assembly is a complete motor and regulator style unit, providing a direct replacement for power window systems in Chevrolet Cheyenne, Silverado 1500, 2500, 2500 HD, 3500 HD, and GMC Sierra 1500, 2500 HD, and 3500 HD models. As a new component, it offers reliable operation and is engineered to meet or exceed OEM specifications, ensuring compatibility and performance consistent with factory standards.
Common Applications and Problem Resolution
- Restores power window function in Chevrolet Silverado and GMC Sierra trucks
- Replaces worn or damaged window motor and regulator assemblies
- Eliminates slow or non-responsive window movement
- Fixes window stuck in open or closed position
- Addresses grinding or unusual noises during window operation
Installation Notes and Tips
Installation of the ACI Window Assembly 82256 requires removal of the door panel and disconnection of the existing window motor and regulator. Note that mounting hardware is not included, so retain original fasteners or acquire replacements as needed. Proper alignment of the regulator and secure electrical connections are essential for optimal operation. It is recommended to consult the vehicle’s service manual for detailed installation procedures specific to Chevrolet and GMC truck models.
Quality Assurance and Warranty
This window motor and regulator assembly is a new part that meets or exceeds OEM quality standards. ACI ensures that each unit undergoes rigorous quality control to provide reliable performance. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor or retailer.
| Brand | ACI |
|---|---|
| Part Number | 82256 |
| Position | Window Assembly, Rear Left |
| Description | Window Motor Assembly |
| Meets / Exceeds OEM? | Yes |
| Mounting Hardware Included | Not Included |
| New or Reman | New |
| Style | Motor & Regulator |
| Thread Direction | Hardened steel gear |
| Type | Power |
This part fits 128 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2014 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Cheyenne | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2013 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2013 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2013 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2013 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2013 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2013 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2013 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2013 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2013 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Cheyenne | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2012 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2012 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2012 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2012 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2012 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2012 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2012 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2012 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2012 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Cheyenne | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2011 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2011 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2011 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2011 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2011 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2011 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2011 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2011 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2011 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Cheyenne | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2010 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2010 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2010 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2010 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2010 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2010 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2010 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2010 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2010 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2009 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2009 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2008 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2008 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2008 | GMC | Sierra 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2008 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2008 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2008 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2008 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2008 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2008 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2007 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2007 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2007 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2007 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Left | Window Assembly |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Left | Window Assembly |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Left | Window Assembly |
| 2007 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2007 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
| 2007 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Left | Window Assembly |
| 2007 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Left | Window Assembly |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
1590132625885884665433074138882256J82256
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.