Dorman 800-812 Engine Oil Cooler Line Connector

Reliable Engine Oil Cooler Line Connector for GM Vehicles

The Dorman 800-812 engine oil cooler line connector is designed specifically for select Buick, Cadillac, Chevrolet, GMC, and Oldsmobile models. Crafted from durable brass, this transmission line connector ensures a secure and leak-free connection in your vehicle's cooling system.

• Constructed from corrosion-resistant brass material
• Straight fitting angle for precise alignment
• Male thread fittings on both ends (0.375 in and 0.75 in sizes)
• Specific fit for various GM trucks and SUVs including Blazer, C10, K1500, and more
• Non-swivel design for stable, fixed connections

Durable Brass Construction and Precise Fitment

This Dorman engine oil cooler line connector (part number 800-812) is engineered with brass to withstand high temperatures and resist corrosion commonly found in engine cooling systems. The straight fitting angle and male thread ends (0.375 inch and 0.75 inch) provide a secure, leak-resistant connection for transmission oil cooler lines. Designed for specific GM models such as the Chevrolet Blazer, GMC K1500, and Cadillac Fleetwood, this connector ensures compatibility and reliable performance without the need for modifications.

Compatible GM Models and Applications

This transmission line connector is compatible with a wide range of GM vehicles, including:

• Buick Roadmaster and Century
• Cadillac Fleetwood and DeVille
• Chevrolet C10, C1500, Blazer, and Suburban
• GMC K1500, Jimmy, and Sierra
• Oldsmobile Custom Cruiser and Cutlass

Common Issues Addressed by This Connector

• Leaking or damaged transmission oil cooler line connections
• Corrosion or wear in original line connectors
• Loose or misaligned fittings causing fluid loss
• Replacement of worn or cracked brass connectors
• Ensuring proper transmission fluid flow and cooling

Installation Notes and Tips

• Ensure both male threaded ends are clean and free of debris before installation
• Use appropriate thread sealant or tape if recommended by vehicle manufacturer
• Hand-tighten initially, then torque to vehicle specifications to avoid over-tightening
• Inspect transmission cooler lines for damage during installation
• Verify no leaks after installation by running the engine and checking connections

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 800-812 engine oil cooler line connector undergoes rigorous quality control to ensure durability and reliable performance in demanding automotive environments. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship.