Pontiac Grandville Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

Stop leaks, drafts, and road noise in your Pontiac Grandville with precision-fit replacement weatherstrip and seals designed specifically for your vehicle. Each seal is engineered to match the original profile and mounting groove of your Pontiac Grandville—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.

Our Pontiac Grandville weatherstrip is manufactured from durable, weather-resistant rubber compounds such as EPDM, engineered for an exact OEM-quality fit and finish. These materials resist sunlight, ozone, and chemical exposure while maintaining flexibility across temperature extremes, so your new seals stay soft and pliable instead of cracking or hardening the way factory-original rubber does over time.

Use the Vehicle Selector above to find the correct weatherstrip for your Pontiac Grandville, or browse below to explore available options. Whether you’re chasing down a stubborn water leak or completing a full restoration, Factory Interiors makes it easy to achieve a tight, factory-quality seal with precision-fit weatherstrip for your Pontiac Grandville.

1971-1975 Pontiac Grandville Hood to Cowl Weatherstrip Seal, with Clips. 72" Long. Each 71-78 B-Body.

This hood to cowl seal, designed for 1971-1978 B-Body vehicles, measures 72 inches long and includes clips for easy installation. It fits a wide range of classic cars, including Buick Centurion, Electra, Estate Wagon, LeSabre, and Riviera models, as well as Cadillac Calais, DeVille, Eldorado, Fleetwood, and more from 1971 to 1976. Crafted to create a tight seal between the hood and cowl, this part helps keep water, dirt, and debris out of the engine bay, protecting vital components and maintaining the car’s performance. The included clips ensure a secure fit, making installation straightforward and hassle-free. This Metro Moulded Parts product is backed by a 30-year warranty, giving you peace of mind for decades to come.

Features and Benefits
  • Keeps water and debris out of the engine bay.
  • Includes clips for secure and easy installation.
  • Protects vital engine components from damage.

$47.49
• SALE $37.95
Select Color/Material Options  
1971-1975 Pontiac Grandville Hood to Cowl Weatherstrip Seal, with Clips. 72" Long. Each 71-78 B-Body.
1971-1975 Pontiac Grandville Brake Master Cylinder Cover Weatherstrip Seal. Replaces OEM #5470861.

For the 1967-1981 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac cars, this Brake Master Cylinder Cover Seal by Metro Moulded Parts is a must-have component, measuring 5" x 2-1/2". It replaces OEM #5470861, ensuring a perfect fit and reliable performance. Crafted with over 50 tons of pressure, this seal boasts precise definition and detailing, enhancing both form and function. Designed to fit a wide range of classic models, including the Buick Electra, Cadillac DeVille, Chevrolet Camaro, Oldsmobile Cutlass, and Pontiac Firebird, this seal is essential for maintaining your vehicle's braking system integrity. Its robust construction ensures durability and longevity, making it a reliable choice for vintage car enthusiasts. With a 90-day warranty, you can purchase with confidence, knowing that any issues will be promptly addressed. Enhance your classic car's performance and safety with this expertly crafted seal.

Features and Benefits
  • Ensures a perfect fit for classic models.
  • Crafted with high pressure for precision.
  • Enhances braking system integrity.

$48.99
• SALE $39.95
Select Color/Material Options  
1971-1975 Pontiac Grandville Brake Master Cylinder Cover Weatherstrip Seal. Replaces OEM #5470861.
1971-1975 Pontiac Grandville Trunk Weatherstrip Seal. Each.

This trunk seal is designed for 1971-1976 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac cars, ensuring a perfect fit for models like the Buick Electra, Cadillac DeVille, Chevrolet Impala, Oldsmobile Delta 88, and Pontiac Bonneville, among others. Crafted from high-quality EPDM materials, this seal offers excellent rebound memory, ensuring a snug and durable fit that keeps your trunk protected from water, dust, and noise. Its sleek black finish complements the vehicle's design while providing a reliable barrier against the elements. Easy to install, this seal fits securely into the trunk channel, restoring the original functionality and appearance of your classic car. Backed by a 30-year warranty from SuperSoft, you can trust in its long-lasting performance and quality.

Features and Benefits
  • Keeps your trunk sealed against water, dust, and noise.
  • Made from premium EPDM materials for durability and flexibility.
  • Easy installation ensures a secure and precise fit.

$48.99
• SALE $39.95
Select Color/Material Options  
1971-1975 Pontiac Grandville Trunk Weatherstrip Seal. Each.
1971-1975 Pontiac Grandville Rear Roll-Up Quarter Window Weatherstrip Seals, Made with Steel Core.

Designed for 2-door hardtops and convertibles, these rear roll-up quarter window seals measure 18 inches long and come as a pair. Built with a durable steel core, they ensure a snug and secure fit, preventing water, dust, and wind from entering your vehicle. Crafted by Metro Moulded Parts, these seals use advanced rubber compounds that resist sunlight, ozone, and chemicals, ensuring long-lasting performance. Unlike cheaper alternatives, they are free from accelerants and fillers, which can cause premature wear. These seals are a perfect fit for a range of classic cars, including the 1971-1975 Buick LeSabre, 1971-1973 Buick Centurion, 1971-1978 Cadillac Eldorado, 1971-1973 Chevrolet Caprice, 1971-1973 Chevrolet Impala, 1971-1973 Oldsmobile Delta 88, and 1971-1977 Pontiac Bonneville, Catalina, and Grandville models. Backed by Metro’s 30-year Platinum Warranty, you can trust these seals to maintain their integrity for decades.

Features and Benefits
  • Keeps water, dust, and wind out for a quieter, more comfortable ride.
  • Made with a steel core for a secure and long-lasting fit.
  • Resistant to sunlight, ozone, and chemicals for extended durability.

$68.49
• SALE $54.95
Select Color/Material Options  
1971-1975 Pontiac Grandville Rear Roll-Up Quarter Window Weatherstrip Seals, Made with Steel Core.
1971-1975 Pontiac Grandville Roof Rail Weatherstrip Seals, for Hardtop (No Molded Ends).

Designed for hardtop vehicles, these roof rail seals measure 1-1/16" wide and 6' long, providing a perfect fit for your car. Sold as a pair, these seals are crafted by SUPERsoft to deliver unmatched durability and performance. Unlike competitor brands, these seals are made without accelerants or cheap fillers, ensuring they won’t prematurely age or fail. Their design guarantees a tight, leak-free seal, keeping your vehicle protected from water and weather damage. Easy to install, these seals fit snugly along the roof rails, enhancing the overall look and functionality of your hardtop. Backed by a 30-year warranty, SUPERsoft ensures long-lasting confidence in your purchase.

Features and Benefits
  • Provides a leak-free seal to protect against water damage.
  • Made with high-quality materials for long-term durability.
  • Easy to install for a secure fit along the roof rails.

$83.49
• SALE $66.95
Select Color/Material Options  
1971-1975 Pontiac Grandville Roof Rail Weatherstrip Seals, for Hardtop (No Molded Ends).

(28 Total Products)