ACI
Window Regulator

ACI 384144 Window Regulator - Rear Left

Brand ACI H1522
Product line Window Regulator
Fits 9 vehicles

OE direct replacement. Meets OEM standards for a new power window regulator.

Power operation. Restores smooth, reliable window movement.

Hardware not included. Use existing mounting hardware for installation.

Cross-references ACI 384144 and D384144 for the same application. See all 2.

$61.51Free shipping
In stock · usually ships same day before 1pm CST
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Rear Left Power Window Regulator for Grand Prix

Restore smooth rear window movement with this ACI power window regulator for the rear left position. It is a new replacement part built to meet or exceed OEM requirements for proper fit and function on the 2004-2008 Pontiac Grand Prix.

Key Features

  • Fits 2004-2008 Pontiac Grand Prix, rear left
  • Power window regulator for electric window operation
  • New replacement part for direct service use
  • Meets or exceeds OEM specifications
  • Motor not included
  • Mounting hardware not included
  • ACI Window Regulator line, part number 384144

Product Details

ACI 384144 is a rear left power window regulator engineered for the Pontiac Grand Prix platform from 2004 through 2008. This window regulator is intended for vehicles with power-operated rear windows and is specified as a new part that meets or exceeds OEM standards for fit and function. The ACI Window Regulator product line focuses on replacement components for door and glass service, and this application is identified by part number 384144.

This part cross-references D384144 for the same application.

Common Problems It Can Address

  • Rear window glass that will not move up or down
  • Slow, uneven, or jerky window travel
  • Window slipping out of alignment inside the door
  • Noise from a worn regulator mechanism
  • Failure of the original rear left power window regulator

Installation Notes

Verify rear left fitment before installation on your 2004-2008 Pontiac Grand Prix. Transfer any required components from the original assembly if needed, since the motor is not included and mounting hardware is not included. Inspect the window tracks, guides, and electrical connector condition during service to help ensure proper operation after replacement.

Quality Assurance

This ACI window regulator is a new replacement part built to meet or exceed OEM specifications for the listed application. Part number 384144 is cataloged for direct fitment on the rear left door of the Pontiac Grand Prix from 2004-2008.

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModel# DoorsLitersCylindersPositionNotes
2008PontiacGrand Prix4 Door5.3LV8Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2008PontiacGrand Prix4 Door3.8LV6Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2007PontiacGrand Prix4 Door3.8LV6Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2007PontiacGrand Prix4 Door5.3LV8Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2006PontiacGrand Prix4 Door5.3LV8Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2006PontiacGrand Prix4 Door3.8LV6Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2005PontiacGrand Prix4 Door5.3LV8Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2005PontiacGrand Prix4 Door3.8LV6Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
2004PontiacGrand Prix4 Door3.8LV6Rear LeftWindow regulator suitable for vehicle's proper fit and function.; Window Regulator
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACI — 384144D384144