Dorman 742-507 Power Window Motor - Front Left

Reliable Window Motor Replacement for Infiniti and Nissan Vehicles

The Dorman 742-507 window motor is designed to restore smooth and efficient window operation for select Infiniti and Nissan models. This plug-in motor includes a wiring harness and window lift gear, ensuring a straightforward replacement process without the need for additional mounting hardware.

Key Features of the Dorman 742-507 Window Motor

• Compatible with Infiniti I30, I35, Nissan Maxima, Pathfinder, and QX4 models
• Plug-in design for easy installation and connection
• Includes wiring harness for seamless integration
• Window lift gear included for complete functionality
• No regulator or mounting hardware included, designed for direct motor replacement

Detailed Product Description

The Dorman 742-507 window motor is engineered to meet the electrical and mechanical requirements of specific Infiniti and Nissan vehicles, including the I30, I35, Maxima, Pathfinder, and QX4. This window motor comes with a wiring harness and window lift gear, providing a comprehensive solution for window lift system repairs. The plug-in configuration simplifies installation by allowing direct connection to the vehicle’s existing wiring without modification. Note that this unit does not include a regulator or mounting hardware, so it is intended for use with the original regulator and mounting components.

Common Applications and Issues Addressed

• Restores power window function when the motor fails to operate
• Eliminates window movement delays or intermittent operation
• Replaces noisy or weak window motors causing uneven window travel
• Solves issues with windows stuck in the up or down position
• Addresses electrical connection problems with included wiring harness

Installation Notes and Tips

• Compatible with factory regulators; verify regulator condition before installation
• Plug-in wiring harness allows for direct connection without splicing
• Ensure vehicle battery is disconnected before beginning installation
• Test window operation before reassembling door panel
• Consult vehicle service manual for specific removal and installation procedures

Quality Assurance and Warranty Information

Dorman window motors are manufactured to meet or exceed OEM specifications for fit, form, and function. The 742-507 part number undergoes quality testing to ensure reliable performance in compatible Infiniti and Nissan vehicles. Warranty coverage details should be confirmed at the time of purchase, typically including limited warranty protection against defects in materials and workmanship.