ACI 389003 Power Window Motor and Regulator Assembly - Front Right

Reliable Window Motor and Regulator Assembly for BMW Models

The ACI 389003 Window Motor and Regulator Assembly is designed to restore smooth power window operation in select BMW vehicles. Engineered with a hardened steel gear, this new motor and regulator assembly meets or exceeds OEM standards to ensure dependable performance.

• New power window motor and regulator assembly
• Hardened steel gear for enhanced durability
• Meets or exceeds OEM specifications
• Compatible with BMW 323Ci, 325Ci, 328Ci, 330Ci, and M3 models
• Part number 389003 for precise fitment

About the ACI Window Assembly Product Line

The ACI Window Assembly line focuses on delivering quality window components that combine motor and regulator functions into a single unit. This integration simplifies installation and replacement while maintaining factory-level performance. The 389003 assembly is part of this line, providing a reliable solution for power window issues in BMW vehicles.

Product Details and Specifications

This window motor and regulator assembly features a hardened steel gear designed to withstand the rigors of daily use, reducing wear and extending the part's lifespan. As a new component, it offers consistent power window operation and is engineered to meet or exceed original equipment manufacturer (OEM) standards. The motor and regulator style ensures synchronized movement of the window glass, restoring proper function to your BMW's power window system.

Common Applications and Problem Resolution

• Restores power window movement in BMW 323Ci, 325Ci, 328Ci, 330Ci, and M3 models
• Replaces faulty or worn-out window motors causing slow or non-responsive windows
• Fixes window regulator failures leading to window misalignment or jamming
• Eliminates grinding noises from damaged gears within the window assembly
• Addresses intermittent window operation due to motor or regulator wear

Installation Notes and Tips

Installation of the ACI 389003 window motor and regulator assembly requires removal of the door panel and disconnection of the existing window motor and regulator. Ensure the window glass is properly supported during replacement to prevent damage. Verify electrical connections are secure and test window operation before reassembling the door panel. Professional installation is recommended for optimal results.

Quality Assurance and Warranty

The ACI 389003 window motor and regulator assembly is manufactured to meet or exceed OEM quality standards, ensuring reliable performance and durability. This new part undergoes rigorous quality control inspections. Please refer to the product documentation or manufacturer for specific warranty details.