Dorman 901-525 Door Window Switch - Front Left

Reliable Door Window Switch for BMW 3 Series Models

The Dorman 901-525 door window switch is designed to restore proper window control functionality in select BMW vehicles. This illuminated black switch offers a direct replacement solution for BMW 320i, 323i, 325i, 325xi, 328i, 330i, and 330xi models, ensuring seamless integration with your vehicle's electrical system.

Key Features of the Dorman 901-525 Door Window Switch

• Color: Black with built-in illumination for easy visibility
• Terminal Type: Pin terminals with male terminals and female connector
• Housing Material: Durable plastic construction
• Package Contents: Includes one door window switch
• Compatible with BMW 320i, 323i, 325i, 325xi, 328i, 330i, and 330xi models

Detailed Description of the Dorman 901-525 Switch

This door window switch from Dorman is engineered to meet the electrical and lighting needs of your BMW 3 Series. Featuring a black plastic housing and illuminated design, it allows for easy operation even in low-light conditions. The switch uses pin-type terminals with a female connector and male terminals, ensuring a secure and reliable electrical connection. While mounting hardware and wiring harness are not included, the switch is designed for straightforward installation using existing vehicle components. The Dorman 901-525 is a practical replacement part that maintains the original equipment specifications for your BMW 320i, 323i, 325i, 325xi, 328i, 330i, and 330xi.

Common Issues Addressed by This Door Window Switch

• Non-responsive or intermittent window operation
• Illumination failure affecting switch visibility at night
• Physical damage or wear to the original switch housing
• Loose or faulty electrical connections causing window control issues
• Replacement for switches with broken or stuck buttons

Installation Notes and Tips

• Ensure vehicle ignition is off before beginning installation
• Carefully disconnect the battery to prevent electrical shorts
• Remove the door panel to access the existing window switch
• Match pin terminals and connector gender for proper fit
• Test switch operation before reassembling the door panel

Quality Assurance and Warranty Information

Dorman manufactures this door window switch to meet or exceed OEM standards for fit, form, and function. While no instruction manual or mounting hardware is included, the part is designed for compatibility with specified BMW models. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor or retailer.