Dorman 742-131 Power Window Motor - Rear Left

Reliable Window Motor Replacement for Cadillac, Chevrolet, and Mercedes-Benz

The Dorman 742-131 window motor is designed to restore smooth window operation in select Cadillac, Chevrolet, Mercedes-Benz, and Oldsmobile models. This plug-in window lift motor includes the window lift gear for a precise fit and reliable performance.

• Compatible with Cadillac CTS, DeVille, and Seville models
• Fits Chevrolet Classic, Cutlass, and Malibu vehicles
• Also compatible with Mercedes-Benz ML55 AMG, ML320, ML350, ML430, and ML500
• Plug-in design for straightforward electrical connection
• Includes window lift gear for complete motor function
• Does not include regulator, mounting hardware, or wiring harness

Product Features and Specifications

The Dorman 742-131 window motor is engineered without embedded logic control, providing a direct and reliable power source for window operation. Its plug-in wiring design simplifies installation by eliminating the need for splicing or hardwiring. While the package includes the window lift motor and gear, mounting hardware and wiring harness are not included, so existing components should be reused or sourced separately. This motor is designed specifically for vehicles requiring a compatible window lift gear, ensuring proper engagement and smooth window movement.

Common Applications and Problem Resolution

• Restores power window function in Cadillac CTS and DeVille models
• Replaces faulty window motors in Chevrolet Classic and Malibu vehicles
• Solves intermittent or non-operational window issues in Mercedes-Benz ML series
• Addresses grinding or slipping window lift gear problems
• Eliminates slow or unresponsive window movement

Installation Notes and Tips

• Verify vehicle compatibility with the Dorman 742-131 part number before installation
• Retain existing mounting hardware and wiring harness for reuse
• Ensure the plug-in connector matches the vehicle’s wiring harness for proper connection
• Test window operation before reassembling door panels
• Consult vehicle service manual for detailed removal and installation procedures

Quality Assurance and Warranty Information

Dorman window motors undergo rigorous quality control to meet OEM standards for fit and function. The 742-131 part is backed by Dorman’s limited warranty, covering defects in materials and workmanship. This warranty provides assurance of product reliability when installed according to manufacturer guidelines.