Dorman 740-591 Window Regulator - Front Right

Reliable Manual Window Regulator for Oldsmobile and Pontiac

The Dorman 740-591 manual window regulator is designed to restore smooth window operation in select Oldsmobile and Pontiac vehicles. Engineered with durable materials, this window regulator provides a dependable solution for manual window systems.

• Compatible with Oldsmobile Alero, Cutlass, and Pontiac Grand Am models
• Manual window operation type without motor included
• Durable metal and plastic frame construction
• Plastic gear material for consistent performance
• Bolt-on attachment type for secure installation
• Includes one manual window regulator unit

Product Details and Construction

The Dorman 740-591 window regulator features a combination of metal and plastic frame materials, ensuring a balance of strength and weight. The plastic gear material is designed to provide smooth and reliable manual window movement. This part is intended for vehicles with manual window operation and does not include a motor or mounting hardware. The bolt-on attachment type allows for a straightforward replacement process when servicing the window mechanism on compatible Oldsmobile and Pontiac models.

Compatible Vehicles and Applications

This manual window regulator is specifically compatible with the following vehicles:

• Oldsmobile Alero
• Oldsmobile Cutlass
• Pontiac Grand Am

It is ideal for addressing issues related to manual window operation failures in these models.

Common Issues Addressed by This Window Regulator

• Manual window stuck or difficult to raise and lower
• Worn or broken window regulator gears
• Loose or unstable window movement
• Window not staying in position when operated manually
• Noise or grinding during window operation

Installation Notes and Tips

Installation of the Dorman 740-591 window regulator requires removal of the door panel and careful handling of the window glass. Since mounting hardware is not included, retain original bolts or source compatible fasteners. No installation instructions are provided, so referring to a vehicle-specific repair manual or professional guidance is recommended for proper installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While specific warranty details for part number 740-591 are not provided, Dorman typically offers limited warranties covering defects in material and workmanship. Verify warranty terms with the supplier or manufacturer for confirmation.