Dorman 740-394 Window Regulator - Front Left

Reliable Manual Window Regulator for Chevrolet and GMC Vehicles

The Dorman 740-394 window regulator is designed for manual window operation in select Chevrolet, GMC, and Oldsmobile models. This bolt-on replacement part features durable materials to ensure smooth window movement and long-lasting performance.

• Gear material constructed from plastic for consistent operation
• Bolt-on attachment type for straightforward installation
• Includes mounting hardware for convenience
• Manual window operation type, no motor included
• Frame made from a combination of metal and plastic for strength and durability
• Package contains the window regulator only

Product Details and Specifications

The Dorman 740-394 window regulator is engineered to meet the specific requirements of Chevrolet Blazer, GMC Jimmy, S10, Sonoma, and Oldsmobile Bravada models. Its plastic gear material provides reliable manual window movement without the need for electrical components. The frame combines metal and plastic materials to balance rigidity and weight, ensuring the regulator withstands daily use. This part is designed for bolt-on installation, making it a practical replacement for worn or damaged window regulators in compatible vehicles.

Compatible Vehicles and Common Applications

This window regulator is compatible with the following makes and models:

• Chevrolet Blazer
• GMC Jimmy
• Chevrolet S10
• GMC Sonoma
• Oldsmobile Bravada

It is ideal for addressing issues such as:

• Manual window that does not move smoothly or is stuck
• Window glass that fails to stay in position
• Worn or broken window regulator gears
• Difficulty in raising or lowering the window manually
• Rattling or noise from the window mechanism

Installation Notes and Tips

The Dorman 740-394 window regulator is designed for bolt-on installation, which typically requires basic hand tools. While mounting hardware is included, installation instructions are not provided, so referring to a vehicle-specific repair manual or professional guidance is recommended. Care should be taken to align the regulator properly to avoid binding or uneven window movement.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 740-394 window regulator undergoes quality checks to ensure durability and reliable performance. Please consult Dorman's official warranty policy for specific coverage details.