Dorman 902-754 Engine Coolant Thermostat Housing

Reliable Engine Coolant Thermostat Housing for GM Trucks and SUVs

The Dorman 902-754 engine coolant thermostat housing is designed to provide a durable and precise fit for select Cadillac, Chevrolet, and GMC models. Crafted from metal with a natural finish, this thermostat housing ensures effective coolant flow management and engine temperature regulation.

• Constructed from durable metal material for long-lasting performance
• Includes a gasket for a secure, leak-free seal
• Outlet port diameter of 1.25 inches for proper coolant flow
• Features two mounting holes with 0.375-inch diameter for secure installation
• 45-degree housing neck angle to match OEM specifications
• Compatible with multiple GM trucks and SUVs including Silverado, Suburban, Tahoe, Yukon, and more

Product Details and Specifications

The Dorman 902-754 thermostat housing is engineered to meet the exacting standards required for engine cooling systems in various GM vehicles. Its metal construction offers resistance to heat and corrosion, while the natural color finish maintains OEM appearance. The housing includes a gasket to ensure a tight seal, preventing coolant leaks. With two mounting holes sized at 0.375 inches in diameter, it provides a secure attachment point. The 1.25-inch outlet port diameter and 45-degree neck angle are designed to match factory specifications, ensuring proper coolant routing and system compatibility.

Compatible Vehicles and Applications

This thermostat housing is compatible with a range of Cadillac, Chevrolet, and GMC models, including:

• Chevrolet Silverado 1500, 2500, 3500
• Chevrolet Suburban 1500, 2500
• Chevrolet Tahoe
• GMC Sierra C1500, C2500, C3500
• GMC Yukon
• Cadillac Escalade
• Chevrolet Express 1500, 2500, 3500
• GMC Savana 1500, 2500, 3500
• GMC K1500, K2500, K3500 and Suburban variants

Common Issues Addressed by This Thermostat Housing

• Coolant leaks caused by cracked or damaged thermostat housings
• Engine overheating due to improper coolant flow
• Failed seals leading to coolant loss
• Corrosion or wear compromising housing integrity
• Replacement of worn or broken OEM thermostat housings

Installation Notes and Tips

When installing the Dorman 902-754 thermostat housing, ensure the gasket is properly seated to prevent leaks. Verify that the mounting holes align correctly with the engine block and tighten bolts to manufacturer torque specifications. This housing does not include a thermostat or bolts, so reuse existing hardware or acquire separately as needed. Inspect the cooling system for any additional worn components during installation.

Quality Assurance and Warranty

Dorman manufactures this thermostat housing to meet or exceed OEM standards for fit, form, and function. The metal construction and included gasket contribute to reliable performance in demanding engine environments. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in material and workmanship.