Gates 34700 Engine Coolant Thermostat

Gates Integrated Housing Thermostat 34700

The Gates Integrated Housing Thermostat 34700 is an engine coolant thermostat assembly built for accurate temperature control in vehicles that use an integrated housing design. It helps maintain proper operating temperature for consistent cooling system performance in Dodge Sprinter 2500, Dodge Sprinter 3500, and Mercedes-Benz Sprinter applications.

Key Features

• Integrated housing thermostat design for OE-style cooling system service
• Start-to-open temperature: 190°F / 88°C
• 3 bolt holes for the specified housing configuration
• Non-electric thermostat construction
• 1 seal listed in the product attributes
• OE Performance comparison rating
• Fits 2003-2006 Dodge Sprinter 2500, N/A; 189 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
• Fits 2003-2006 Dodge Sprinter 3500, N/A; 189 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
• Fits 2004-2005 Mercedes-Benz Sprinter, N/A; 189 Degree; OE Temperature; Seal included; Integrated Housing Thermostat

Product Details

Gates integrated thermostat housings are engineered to regulate coolant flow at the specified opening temperature, helping the engine reach and maintain normal operating range. The Gates Integrated Housing Thermostat 34700 is part of the brand’s integrated housing thermostat line, which addresses the growing use of thermostat-and-housing assemblies in modern cooling systems. This part number, 34700, is listed with OE Performance positioning and is cross-referenced to Dorman - OE Solutions 902-5147 for the same application.

Common Cooling System Issues It Can Address

• Engine running too cool or too warm
• Delayed warm-up after cold starts
• Temperature fluctuation from a worn thermostat assembly
• Cooling system service on integrated housing designs
• Check engine light concerns related to coolant temperature regulation

Installation Notes

Verify the housing style, bolt-hole count, and temperature specification before installation. This thermostat uses a 3-bolt integrated housing layout and is non-electric, so the replacement must match the vehicle’s original configuration. Confirm fitment for 2003-2006 Dodge Sprinter 2500, 2003-2006 Dodge Sprinter 3500, or 2004-2005 Mercedes-Benz Sprinter before service. The product notes indicate seal included for the listed applications.

Quality Assurance

Gates supports this thermostat housing line with research and development focused on aftermarket alternatives to OE dealership parts. The 34700 is built to OE Performance standards for temperature regulation and cooling system control.