GM 20789463 Upper Rear Front Driver Door Weatherstrip

( Brand: Gm ), ( Type: Door Seal ), ( Manufacturer Warranty: 1 Year ), ( Manufacturer Part Number: 20789463 ), ( Features: No Drilling Required, Easy Installation, Waterproof ), ( Placement On Vehicle: Front, Upper, Rear )

Review GM Genuine Parts Front And Rear Driver Side Door Upper Auxiliary Weatherstrip

GM OEM Front and Rear Driver Door Upper Weatherstrip (20789463)

The GM (General Motors) OEM Front and Rear Driver Door Upper Weatherstrip kit, part number 20789463, is a crucial automotive component designed to ensure a weather-tight seal around the driver doors of select GM vehicles. This weatherstrip is an original equipment manufacturer (OEM) product, meaning it is the same part that was originally installed on your vehicle when it rolled off the assembly line.

The weatherstrip itself is a flexible, resilient profile made of a durable rubber material. It is specifically designed to fit and seal the gap between the door and the body of the vehicle, preventing water, wind, and debris from entering the cabin. The upper weatherstrip is installed at the top of the door, creating a tight seal that helps maintain the interior climate and protect the vehicle's interior from the elements.

This weatherstrip kit includes two separate parts, one for the front driver door and one for the rear driver door. Each part is precisely engineered to fit the corresponding door on specific GM vehicles. Proper installation is essential to ensure optimal performance and a secure seal.

The GM 20789463 Front and Rear Driver Door Upper Weatherstrip is an essential maintenance item for any GM vehicle owner. Over time, the weatherstrip can deteriorate due to exposure to the elements, resulting in a less effective seal. Replacing the weatherstrip with a new OEM part, like this one, is an investment in the longevity and overall performance of your vehicle.

Installing this weatherstrip kit is a straightforward process that can be completed at home with a few common tools. However, if you prefer, you can have it installed by a professional technician at your local dealership or auto repair shop. Regardless of how you choose to install it, the GM OEM Front and Rear Driver Door Upper Weatherstrip (20789463) is an essential component for maintaining the comfort and functionality of your vehicle.

Buying a GM (20789463) front and rear driver door upper weatherstrip involves considering both its advantages and disadvantages to determine if it is a worthwhile investment for your vehicle. Here's a breakdown of each:

1. Improved Sealing: A new weatherstrip helps maintain a better seal between the door and the vehicle body, preventing water, wind, and debris from entering the cabin.

2. Enhanced Comfort: Properly sealed doors help keep the cabin temperature consistent, ensuring a more comfortable driving experience.

3. Reduced Noise: New weatherstrips can help reduce exterior noise that enters the cabin, providing a quieter ride.

4. Long-Term Savings: Replacing a worn-out weatherstrip can prevent further damage to the door frame or interior, potentially saving you from costlier repairs down the line.

1. Cost: Replacing weatherstrips can be an expensive repair, especially if you need to replace multiple ones on your vehicle.

2. Installation Complexity: Weatherstrips can be challenging to install, especially for those without automotive repair experience.

3. Availability: Finding the correct GM part number (20789463) for your specific vehicle model and year may require some research and effort.

While replacing the GM (20789463) front and rear driver door upper weatherstrip involves an initial investment, the benefits of improved sealing, enhanced comfort, reduced noise, and long-term savings make it a worthwhile investment for vehicle owners. If you're experiencing issues with your vehicle's door seals or notice noticeable drafts, consider replacing the weatherstrips to maintain the overall health and performance of your vehicle.

If you're comfortable with DIY automotive repairs, purchasing and installing the GM (20789463) front and rear driver door upper weatherstrip can be a cost-effective solution. Alternatively, you may opt to have a professional mechanic handle the installation to ensure proper fitment and functionality. Regardless of your choice, the improved sealing and enhanced comfort that come with a new weatherstrip are well worth the investment.

Details:

These seals help prevent the elements from entering your vehicles interior, while also reducing road noise.

part #: 20789463 prices

• $181.90-$184.93

specifications stoochseals:

• brand: Gm
• type: Door Seal
• manufacturer warranty: 1 Year
• manufacturer part number: 20789463
• features: No Drilling Required, Easy Installation, Waterproof
• placement on vehicle: Front, Upper, Rear

payments stoochseals:

• wallet: Google-pay
• credit card: Discover
• other

returns stoochseals:

• policy: No Returns

general stoochseals:

• Exterior Parts Accessories > doors, Trunk Lids Hatches > Door Seals
• condition: New

seller stoochseals:

• rating: 0.0%
• # reviews: 1
• city: Albany, Oregon

offer stoochseals:

• options: Ship-to-home
• availability: In Stock
• started: January 14, 2026
• sold: 0
• quantity: 1
• best offers: True

shipping stoochseals:

• transit: 6-12 Days
• class: Expedited
• carrier: USPS
• service: USPS Priority Mail
• cost: $20.91
• type: Calculated

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