Gates 33910 Engine Coolant Thermostat

Reliable Cooling with Gates Integrated Housing Thermostat 33910

The Gates Integrated Housing Thermostat 33910 is engineered to maintain optimal engine temperature for a range of GM vehicles. Designed for precise temperature control, this thermostat housing assembly ensures efficient coolant flow and engine protection.

• Integrated housing thermostat design for streamlined installation
• Start to open temperature at 187°F (86°C) for accurate engine temperature regulation
• Outlet outside diameter of 1.65 inches and inside diameter of 1.31 inches
• Equipped with a check valve and one seal for reliable sealing and coolant flow
• Three bolt holes for secure mounting
• Compatible with multiple GM makes and models including Chevrolet, GMC, Cadillac, and more

Product Line Overview: Gates Integrated Housing Thermostat

The Gates Integrated Housing Thermostat line combines the thermostat and housing into a single unit, simplifying replacement and reducing potential leak points. This design supports consistent coolant flow and temperature control, meeting OE performance standards without being an exact OE part. The 33910 model is part of this line, offering a durable and efficient solution for engine cooling systems.

Detailed Product Description

This engine coolant thermostat features a start to open temperature of 187°F (86°C), ensuring your engine reaches and maintains the correct operating temperature. The integrated housing design includes a check valve and one seal, enhancing system reliability. With three bolt holes and precise outlet diameters (1.65 inches outside, 1.31 inches inside), it fits securely and maintains proper coolant flow. The thermostat is non-electric and includes a jiggle pin/check valve for pressure regulation without a weep hole.

Compatible Vehicles and Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Avalanche 1500, Camaro, Corvette, Silverado 1500/2500/3500, Suburban 1500/2500, Tahoe, Trailblazer EXT
• GMC Sierra 1500/2500/3500, Yukon, Yukon XL 1500/2500, Envoy XL
• Hummer H2
• Isuzu Ascender
• Pontiac Firebird, SSR
• Express 1500/2500/3500 and Savana 1500/2500/3500

Common Issues Addressed by This Thermostat

• Engine overheating due to thermostat failure
• Coolant leaks from worn or damaged housing
• Poor engine temperature regulation affecting performance
• Coolant flow restrictions causing engine damage
• Replacement of faulty or non-responsive thermostat units

Installation Notes and Tips

• Ensure engine is cool before removal to avoid burns
• Inspect and clean mounting surface before installation
• Use the included seal to prevent coolant leaks
• Tighten bolts evenly to manufacturer torque specifications
• Verify proper coolant level and bleed air from the system after installation

Quality Assurance and Warranty

The Gates Integrated Housing Thermostat 33910 meets OE performance standards, providing reliable operation for your vehicle’s cooling system. While not an exact OE part, it is engineered for durability and consistent performance. Gates products typically come with a limited warranty against defects; please refer to the manufacturer’s warranty details for specific coverage.