ACI 88033 Power Window Motor and Regulator Assembly - Rear Left

Reliable Window Motor and Regulator Assembly for BMW 528i and 540i

The ACI Window Motor and Regulator Assembly (Part Number 88033) is designed to restore smooth power window operation in BMW 528i and 540i models. This new power window motor assembly features a hardened steel gear for durability and meets or exceeds OEM standards.

• New power window motor and regulator assembly
• Hardened steel gear for enhanced strength and longevity
• Meets or exceeds original equipment manufacturer (OEM) specifications
• Compatible with BMW 528i and 540i models
• Part Number 88033 for precise fit and function

About the ACI Window Assembly Product Line

The ACI Window Assembly product line focuses on delivering reliable window components that combine motor and regulator functions in a single unit. This integration ensures consistent window movement and reduces installation complexity. The 88033 assembly is part of this line, providing a direct replacement solution engineered to maintain factory performance in BMW vehicles.

Product Details and Features

This window motor and regulator assembly is a power type designed specifically for BMW 528i and 540i models. The hardened steel gear enhances durability, reducing wear and extending the service life of the assembly. Being a new part, it offers a fresh alternative to remanufactured units, ensuring optimal performance and reliability. The assembly meets or exceeds OEM standards, guaranteeing compatibility and proper operation within the vehicle's electrical and window systems.

Common Issues Addressed by This Window Motor Assembly

• Power window failure or slow window movement
• Grinding or clicking noises during window operation
• Window stuck in the up or down position
• Intermittent window function or motor burnout
• Worn or damaged window regulator components

Installation Notes and Tips

• Ensure vehicle compatibility with BMW 528i and 540i models before installation
• Disconnect the battery to prevent electrical shorts during replacement
• Carefully remove door panel to access the window motor and regulator assembly
• Follow manufacturer torque specifications when securing the assembly
• Test window operation before reassembling the door panel

Quality Assurance and Warranty

The ACI Window Motor and Regulator Assembly (Part Number 88033) is manufactured to meet or exceed OEM quality standards. This new assembly undergoes rigorous testing to ensure reliable performance and durability. Warranty coverage details should be confirmed with the distributor or installer, as they may vary.