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Gates 34837 Engine Coolant Thermostat
| Brand | Gates 34837 |
|---|---|
| Outlet Outside Diameter | 1.78 |
| Bolt Hole Quantity | 3 |
| Type | Integrated housing thermostat |
| Jiggle Pin Weep Hole | No |
| Start to Open Temperature | 176 |
| Start to Open Temperature | 80 |
| Outlet Inside Diameter | 1.16 |
| Electric | Yes |
| 9841 | 1 |
| Check Valve | Yes |
| Electric | Yes |
| Jiggle Pin/Check Valve | Yes |
| Number of Bolt Holes | 3 |
| Number of Jiggle Pins/Check Valves | 1 |
| Number of Seals | 1 |
| OE Comparison Rating | Oe exact |
| OE Exact | Yes |
| Outlet Inside Diameter 1 (in) | 1.16 |
| Outlet Outside Diameter 1 (in) | 1.78 |
| Temperature (C) | 80 |
| Product line | Integrated Housing Thermostat |
| Fits | Cadillac and Chevrolet · 8 vehicles |
OE exact replacement. Integrated housing thermostat for accurate temperature regulation and control.
Electric design. Includes a check valve and one jiggle pin for controlled coolant flow.
OE-quality alternative. Gates aftermarket solution backed by research and development.
Cross-references Dayco 86116, Motorad 797-176 and Walker Exhaust 50557 for the same application. See all 7.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Integrated Thermostat Housing for OE Temperature Control
Gates 34837 is an integrated housing thermostat built for precise engine coolant temperature regulation. It is an OE Exact replacement with electric operation, a check valve, and a seal included, making it a direct service part for select Cadillac ELR and Chevrolet Volt applications.
Key Features
- Integrated Housing Thermostat design for modern cooling systems
- Start to open temperature: 176°F / 80°C
- Electric thermostat with check valve
- OE Exact comparison rating for direct replacement use
- 3 bolt holes for housing mounting
- Outlet inside diameter: 1.16 in; outlet outside diameter: 1.78 in
- Seal included
Product Details
The Gates Integrated Housing Thermostat line focuses on accurate coolant temperature control in vehicles that use a combined thermostat and housing assembly. Part number 34837 is engineered to match OE temperature specifications and support stable engine operating temperatures. This matters in vehicles such as the Cadillac ELR and Chevrolet Volt, where precise thermal management is important for efficient operation and consistent cooling system performance. Gates 34837 cross-references Dayco 86116 for the same application.
Common Cooling System Issues It Can Address
- Engine running too cool or too warm due to thermostat control issues
- Temperature fluctuation from a worn integrated housing assembly
- Coolant flow irregularities related to a failing check valve
- Cooling system warning lights tied to thermostat performance
- Leaks at the thermostat housing interface when the assembly is replaced
Installation Notes and Tips
Verify the OE temperature specification, connector style, and housing configuration before installation. This part uses an integrated housing design with 3 bolt holes and electric operation, so matching the original assembly is important for proper fitment. Confirm outlet dimensions and inspect the sealing surface before reassembly. Fits 2014-2016 Cadillac ELR, N/A. Fits 2011-2015 Chevrolet Volt, N/A.
Quality Assurance
Gates develops aftermarket thermostat solutions for vehicles equipped with integrated thermostat housings, with a focus on OE-style temperature control and application-specific fitment. Part number 34837 is listed as OE Exact for the confirmed applications above.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Notes |
|---|---|---|---|---|---|---|
| 2016 | Cadillac | ELR | 1.4L | L4 | ELECTRIC/GAS | 176 Degree; OE Temperature; Seal included; Integrated Housing Thermostat |
| 2015 | Cadillac | ELR | 1.4L | L4 | ELECTRIC/GAS | 176 Degree; OE Temperature; Seal included; Integrated Housing Thermostat |
| 2015 | Chevrolet | Volt | 1.4L | L4 | ELECTRIC/GAS | 176 Degree; OE Temperature; Seal included; Integrated Housing Thermostat |
| 2014 | Cadillac | ELR | 1.4L | L4 | PLUG-IN HYBRID EV-GAS (PHEV) | 176 Degree; OE Temperature; Seal included; Integrated Housing Thermostat |
| 2014 | Chevrolet | Volt | 1.4L | L4 | ELECTRIC/GAS | 176 Degree; OE Temperature; Seal included; Integrated Housing Thermostat |
| 2013 | Chevrolet | Volt | 1.4L | L4 | ELECTRIC/GAS | 176 Degree; OE Temperature; Seal included; Integrated Housing Thermostat |
| 2012 | Chevrolet | Volt | 1.4L | L4 | ELECTRIC/GAS | 176 Degree; OE Temperature; Seal included; Integrated Housing Thermostat |
| 2011 | Chevrolet | Volt | 1.4L | L4 | ELECTRIC/GAS | 176 Degree; OE Temperature; Seal included; Integrated Housing Thermostat |
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