GM 84778820 Rear Driver Door Window Regulator Motor

( Brand: Gm ), ( Manufacturer Part Number: 84778820 ), ( Part Type: Window Driver Door Regulator Motor ), ( Placement On Vehicle: Rear Left )

Review GM Oem Rear Driver Side Door Window Regulator Motor Assembly fits 2020–2023

The GM 84778820 2020-2023 Rear Driver Door Window Regulator Motor is a crucial component for the smooth operation of the power window system in select General Motors vehicles. This motor is specifically designed for the rear driver's side door and is engineered to work seamlessly with the regulator assembly to control the movement of the window glass up and down.

This motor features a robust and durable design, with a sleek, compact profile that fits neatly within the door frame. It is engineered to deliver reliable performance, even under heavy usage, with a robust electric motor that delivers ample torque to move the window glass with ease. The motor is also designed to be quiet in operation, minimizing noise and distractions while driving.

The GM 84778820 2020-2023 Rear Driver Door Window Regulator Motor is designed to be a direct replacement for the original equipment manufacturer (OEM) part, ensuring a perfect fit and function in your vehicle. It is also engineered to meet or exceed the OEM specifications for performance and durability, providing you with confidence and peace of mind.

Installation of this motor is straightforward and can typically be completed in under an hour by a competent do-it-yourselfer or by a professional technician. The motor comes with a clear and concise installation guide, which details the steps required to remove the old motor and install the new one. The motor also comes with all necessary hardware and mounting brackets, making it a complete solution for repairing or replacing a faulty window regulator motor.

In summary, the GM 84778820 2020-2023 Rear Driver Door Window Regulator Motor is a high-quality, durable, and reliable replacement for the original equipment motor in select General Motors vehicles. It is engineered to deliver quiet and smooth operation, ensuring that your power windows function flawlessly, providing you with comfort and convenience on the road.

Pros and Cons of Buying a GM 84778820 2020-2023 Rear Driver Door Window Regulator Motor

The GM 84778820 2020-2023 rear driver door window regulator motor is an essential component for the proper functioning of the window in the driver's side rear door of certain General Motors vehicles. Let's examine the pros and cons of buying this part.

1. Improved Functionality: Replacing a faulty window regulator motor can restore the smooth operation of your car's window. This can lead to increased comfort and convenience, especially during harsh weather conditions.

2. Enhanced Safety: A malfunctioning window regulator motor can cause the window to get stuck in an up or down position, obstructing your vision or creating a safety hazard. By replacing the faulty part, you can ensure the window operates correctly, reducing the risk of accidents.

3. Cost-Effective: In some cases, repairing the window regulator motor might be more cost-effective compared to replacing the entire window assembly.

4. OEM Part: Purchasing an original equipment manufacturer (OEM) part, such as the GM 84778820, ensures a perfect fit and compatibility with your vehicle.

1. Cost: Replacing a window regulator motor can be an expensive repair, especially for newer vehicles. The price might vary depending on the make, model, and availability of the part.

2. Labor Costs: If you don't have the necessary skills or tools to install the part yourself, you'll need to pay for professional labor. This can add to the overall cost of the repair.

3. Availability: In some cases, finding a new OEM window regulator motor might be challenging, especially for older or less common vehicles.

The GM 84778820 2020-2023 rear driver door window regulator motor offers several advantages, including improved functionality, enhanced safety, and cost-effectiveness in some cases. However, it also comes with disadvantages such as cost and availability. Ultimately, the decision to buy this part depends on your vehicle's specific needs, your budget, and your level of mechanical expertise. If the window regulator motor is causing safety concerns or significantly impacting your comfort, it might be worth the investment. If you're unsure, consider consulting a professional mechanic for advice.

If you have a reliable source for an affordable OEM or aftermarket window regulator motor, and you have the necessary skills and tools to install it, replacing the faulty part could be a worthwhile investment. However, if the cost or availability is a concern, carefully consider your options, such as repairing the existing part or using an aftermarket alternative. Always ensure that the part you choose is compatible with your vehicle model and year.

Details:

Check all photos for details. This item is pre owned used OEM auto part, as shown in the pictures.

part #: 84778820 prices

• $650.00-$1700.00

specifications wimotpa:

• for years: 2020-2023
• brand: Gm
• mpn: 84778820
• part type: Window Driver Door Regulator Motor
• placement on vehicle: Rear Left

shipping wimotpa:

• cost: $0.00
• class: Standard
• service: USPS Ground Advantage
• carrier: USPS
• type: Calculated
• transit: 6-12 Days

seller wimotpa:

• # reviews: 15
• city: Carmichael, California
• rating: 94.1%

general wimotpa:

• Car Truck Parts Accessories > Interior Parts Accessories > Window Motors Regulators
• condition: Used

offer wimotpa:

• availability: In Stock
• started: August 27, 2025
• sold: 0
• best offers: True
• options: Ship-to-home
• quantity: 1

payments wimotpa:

• other
• wallet: Paypal
• credit card: Mastercard

returns wimotpa:

• policy: No Returns

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