Dorman 902-836 Engine Coolant Thermostat Housing - Upper

Reliable Engine Coolant Thermostat Housing for GM and More

The Dorman 902-836 engine coolant thermostat housing is designed to provide a durable and precise fit for a range of vehicles including Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, and Saab models. Crafted from metal with a natural finish, this thermostat housing ensures reliable performance in your vehicle's cooling system.

• Constructed from durable metal material for long-lasting use
• Natural color finish for corrosion resistance
• Outlet port diameter of 1.64 inches for proper coolant flow
• Two mounting holes with 0.313-inch diameter for secure installation
• 30-degree housing neck angle to match OEM specifications
• Includes thermostat housing only; thermostat, gasket, bolts, and O-rings are not included

Detailed Product Description

The Dorman 902-836 engine coolant thermostat housing is engineered to meet the exact specifications required by various GM and related vehicle models such as the Chevrolet Silverado 1500, GMC Sierra 2500 HD, Cadillac Escalade, and Buick Rainier. Its metal construction offers strength and resistance to heat and pressure within the cooling system. The housing features a 1.64-inch outlet port diameter and a 30-degree neck angle, ensuring compatibility with the original cooling system design. With two mounting holes sized at 0.313 inches, installation is straightforward and secure. This part does not include a thermostat, gasket, bolts, or O-rings, so those components should be sourced separately if needed.

Common Applications and Issues Addressed

• Replacement for cracked or leaking thermostat housing
• Restores proper coolant flow and temperature regulation
• Prevents coolant leaks that can cause engine overheating
• Addresses corrosion or wear in original housing
• Ensures secure mounting to avoid coolant system failures

Installation Notes and Tips

• Verify compatibility with your specific make and model before installation
• Use appropriate gasket or sealant as the housing does not include a gasket
• Inspect mounting holes and bolts for wear and replace if necessary
• Ensure the thermostat is installed separately if replacement is required
• Tighten mounting bolts to manufacturer torque specifications to prevent leaks

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-836 thermostat housing undergoes rigorous quality checks to ensure durability and performance. While this product does not include a warranty statement in the provided data, Dorman typically offers limited warranties on their parts. Please consult the product packaging or Dorman’s official resources for specific warranty details.