Dorman 66219 Automatic Transmission Oil Cooler Gasket

Reliable Automatic Transmission Oil Cooler Gasket for GM Vehicles

The Dorman 66219 automatic transmission oil cooler gasket is designed to provide a secure seal for transmission cooling systems in select Buick, Cadillac, Chevrolet, GMC, Hummer, and Pontiac models. Engineered with durable rubber and steel materials, this gasket ensures consistent performance and helps maintain optimal transmission temperatures.

• Constructed from high-quality rubber and steel for durability
• Thickness of 0.06 inches for precise sealing
• Dimensions: 1.13 inches width and 3 inches height for accurate fit
• Includes one transmission cooler seal per package
• Compatible with a wide range of GM vehicles including Chevrolet Silverado and Cadillac Escalade

Durable Materials and Precise Dimensions

The Dorman 66219 gasket combines rubber and steel materials to withstand the thermal and mechanical stresses of transmission cooling systems. The rubber component provides flexibility and sealing capability, while the steel reinforcement adds strength and shape retention. With a thickness of 0.06 inches, width of 1.13 inches, and height of 3 inches, this gasket is engineered to fit tightly and prevent leaks in the transmission oil cooler assembly.

Compatible GM Models and Applications

This automatic transmission oil cooler gasket is compatible with various GM makes and models, including Buick ATS, Cadillac CT5, Chevrolet Camaro, GMC Sierra 1500, Hummer H2, and Pontiac G8. It is suitable for use in vehicles such as the Chevrolet Silverado 2500 HD, Cadillac Escalade ESV, and GMC Yukon XL 1500, ensuring reliable sealing in transmission cooling systems across multiple platforms.

Common Issues Addressed by This Gasket

• Prevents transmission fluid leaks around the oil cooler
• Maintains proper transmission fluid pressure and temperature
• Reduces risk of transmission overheating
• Eliminates contamination from external debris entering the cooler
• Helps avoid costly transmission damage due to fluid loss

Installation Notes and Tips

• Ensure the transmission cooler surface is clean and free of old gasket material before installation
• Use appropriate tools to avoid damaging the gasket during placement
• Verify correct orientation and fitment on the specific vehicle model
• Check for leaks after installation by monitoring transmission fluid levels and temperature

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The 66219 transmission cooler gasket undergoes rigorous quality control to ensure proper fit and function. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship.