Dorman 902-2022 Engine Coolant Thermostat Housing

Overview of Dorman Engine Coolant Thermostat Housing 902-2022

The Dorman 902-2022 engine coolant thermostat housing is designed for reliable cooling system performance in Chevrolet, GMC, and Isuzu vehicles. This metal thermostat housing comes with a gasket included, ensuring a secure seal and proper fitment for models like the Chevrolet S10, GMC Sonoma, and Isuzu Rodeo.

• Durable metal construction in natural color
• Includes gasket for leak-free installation
• Outlet port diameter of 1.5 inches
• Two mounting holes with 0.313-inch diameter each
• 45-degree housing neck angle for precise hose alignment
• Compatible with Chevrolet, GMC, and Isuzu pickup and SUV models
• Thermostat not included

Detailed Product Description

The Dorman 902-2022 thermostat housing is engineered to replace the original equipment part on select Chevrolet, GMC, and Isuzu vehicles. Constructed from metal, this housing offers durability and resistance to heat and corrosion. The natural finish maintains the integrity of the material while providing a clean, functional appearance. The housing features a 1.5-inch outlet port diameter and a 45-degree neck angle, which helps ensure proper coolant flow and hose connection. Two mounting holes, each measuring 0.313 inches in diameter, provide secure attachment points. This thermostat housing includes a gasket to help prevent coolant leaks, but it does not come with a thermostat or mounting bolts.

Compatible Vehicles and Applications

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

• Chevrolet S10 and S10 Blazer
• GMC Sonoma and S15 Jimmy
• Isuzu Rodeo and Trooper

It is designed specifically for use in pickup trucks and SUVs within these model lines, ensuring proper fit and function.

Common Issues Addressed by This Thermostat Housing

• Coolant leaks caused by cracked or damaged thermostat housing
• Overheating due to improper coolant flow
• Corrosion or wear compromising the housing seal
• Loose or broken mounting points affecting coolant system integrity
• Replacement of worn or missing gaskets to prevent leaks

Installation Notes and Tips

When installing the Dorman 902-2022 thermostat housing, ensure the gasket is properly seated to avoid coolant leaks. Use the two mounting holes with 0.313-inch diameter bolts (not included) to secure the housing firmly. Since the thermostat is not included, verify the condition of the existing thermostat and replace it if necessary. The 45-degree neck angle should align with the coolant hose for optimal flow. Always follow vehicle-specific service manual instructions for torque specifications and installation procedures.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-2022 thermostat housing undergoes quality checks to ensure durability and performance in demanding engine environments. This part includes a gasket for proper sealing but does not include a thermostat or mounting bolts. Warranty coverage details can be found through Dorman's official channels, providing assurance of product reliability.