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ACI 384128 Window Regulator - Front Left
| Brand | ACI MGD242CH |
|---|---|
| Friction Material Composition | Ceramic |
| Inner Pad Overall Thickness | 0.193 |
| Inner Pad Width | 4.690 |
| Mounting Hardware Included | Yes |
| Outer Pad Overall Thickness | 0.193 |
| Outer Pad Width | 4.690 |
| Product line | Window Regulator |
| Fits | —6 vehicles |
OE direct replacement. Meets OEM standards for a straightforward swap.
Power window regulator. Restores smooth, reliable window movement.
New construction. Built as a fresh replacement part, not remanufactured.
Cross-references ACI 384128, 6653971 and 10393889 for the same application. See all 7.
Front Left Power Window Regulator for Lucerne
Restore smooth power window movement with this ACI Window Regulator, part number 384128. It is a new front left power window regulator built for 2006-2011 Buick Lucerne applications and meets or exceeds OEM requirements for fit and function.
ACI Window Regulator 384128 is a direct replacement for the front left door on the Buick Lucerne, with power operation and no motor included. It is a practical choice when the original regulator is worn, binding, or no longer moving the glass correctly.
Key Features
- Brand: ACI Window Regulator
- Part number: 384128
- Mounting position: Front Left
- Window operation type: Power
- Motor included: Not included
- Mounting hardware included: Not included
- New replacement part
- Meets or exceeds OEM specifications
Product Details
This power window regulator is engineered for the front left door on 2006-2011 Buick Lucerne models. It is intended for vehicles that need a replacement regulator for proper glass travel, alignment, and power window operation. ACI 384128 is a new part designed to match the original application and restore normal window movement in the Buick Lucerne.
This part cross-references ACI 384128 and interchange number E384128 for the same application.
Common Problems It Can Solve
- Window glass that will not move up or down with the switch
- Slow, uneven, or jerky window travel
- Grinding or binding during power window operation
- Window that drops out of alignment inside the door
- Failed regulator mechanism in the front left door
Installation Notes
Verify vehicle year, make, model, and front left door application before installation. This regulator does not include the motor, so reuse or replace the motor as needed based on the vehicle’s condition. Mounting hardware is not included, so inspect existing fasteners and door components before beginning the repair.
For best results, inspect the window tracks, guides, and switch operation during installation on the Buick Lucerne. Confirm smooth glass movement after assembly and before closing the door panel.
Quality Assurance
ACI 384128 is a new window regulator that meets or exceeds OEM requirements for fit and function. It is built for 2006-2011 Buick Lucerne front left applications and is intended to support reliable power window operation.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2011 | Buick | Lucerne | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2010 | Buick | Lucerne | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2009 | Buick | Lucerne | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2008 | Buick | Lucerne | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2007 | Buick | Lucerne | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2006 | Buick | Lucerne | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
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