Dorman 902-2691 Engine Coolant Thermostat Housing Assembly

Reliable Engine Coolant Thermostat Housing Assembly

The Dorman 902-2691 Engine Coolant Thermostat Housing Assembly is designed to maintain optimal engine temperature for Cadillac, Saab, and Saturn vehicles. This assembly includes a thermostat calibrated to open at 180 degrees Fahrenheit, ensuring efficient coolant flow and engine performance.

• Constructed from durable aluminum and steel for long-lasting use
• Includes thermostat and gasket for a complete installation
• Natural color finish with a flange length and width of 3.527 inches
• Designed with two mounting holes spaced 2.561 inches apart center to center
• Compatible with multiple models including Cadillac CTS, Saab 9-5, and Saturn Vue

Product Details and Specifications

This engine coolant thermostat housing assembly features a 1.417-inch inside diameter and a flange thickness of 0.706 inches, providing a precise fit for the cooling system. The assembly includes one outlet port and does not have a bleeder hole. The package contains one thermostat housing, one thermostat, and one gasket, but mounting hardware is not included. The thermostat is set to open at 180 degrees Fahrenheit, helping regulate engine temperature effectively.

Compatible Vehicles and Applications

This Dorman thermostat housing assembly is compatible with a range of Cadillac, Saab, and Saturn models. It fits Cadillac CTS and Catera, Saab 9-5, 900, and 9000, as well as Saturn L300, LS2, LW2, LW300, and Vue models. The part number 902-2691 ensures you receive the correct component for these specific vehicles.

Common Issues Addressed by This Thermostat Housing Assembly

• Engine overheating due to thermostat failure
• Coolant leaks from damaged or worn housing
• Inconsistent engine temperature regulation
• Faulty thermostat causing poor engine performance
• Corrosion or cracking in original thermostat housing

Installation Notes and Tips

Before installation, ensure the engine is cool and the cooling system is depressurized. Replace the old gasket with the included gasket to prevent leaks. Since mounting hardware is not included, retain or purchase the appropriate bolts for your vehicle. Verify the thermostat opening temperature matches your vehicle’s specifications. Proper torque on mounting bolts is essential to avoid damage or leaks.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, using quality materials such as aluminum and steel for durability. This thermostat housing assembly includes a thermostat and gasket to provide a reliable, complete solution. While specific warranty details vary, Dorman typically offers coverage against defects in materials and workmanship to ensure customer confidence.