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Dorman 902-808 Engine Coolant Thermostat Housing Assembly - Water Pump
| Brand | Dorman 902-808 |
|---|---|
| Position | Water Pump |
| Bleeder Hole | No |
| Bolt Hole Center To Bolt Hole Center | 2.21 in; 2.73in; 2.83 in |
| Color | Black |
| Flange Length | 3.47 |
| Flange Thickness | 0.4 |
| Flange Width | 2.65 |
| Gasket Or Seal Included | Yes |
| Gasket Type | Gasket |
| Grade Type | Regular |
| Inside Diameter | 1.24 in; 0.58 in |
| Material | Plastic |
| Mounting Hardware Included | No |
| Mounting Hole Quantity | 3 |
| Outlet Port Quantity | 1 |
| Package Contents | 1 Thermostat Housing; 1 Thermostat; Integrated 1 Sensor; Gasket |
| Thermostat Included | Yes |
| Thermostat Opening Temperature | 221 Deg. F. |
| Fits | Buick and Chevrolet · 33 vehicles |
OE-style replacement. Matches the stock housing assembly for fit and durability.
Heat-resistant design. Built to withstand extreme temperature changes for longer service life.
Gasket included. Comes with a gasket for a tighter, ready-to-install seal.
Cross-references Continental 49392, Four Seasons 73021 and Four Seasons 85993 for the same application. See all 8.
Dorman 902-808 Thermostat Housing Assembly
Dorman 902-808 is an engine coolant thermostat housing assembly built for specified Buick Encore, Chevrolet Trax, Chevrolet Sonic, Chevrolet Cruze Limited, and Chevrolet Cruze applications. It matches the original housing’s fit and durability requirements and is made to handle repeated temperature swings in the cooling system.
Key Features
- Plastic housing in black finish
- Includes gasket and thermostat
- Integrated sensor included in the package contents
- Three mounting holes with one outlet port
- Designed for the water pump position on listed applications
- Thermostat opening temperature: 221 degrees F
- Direct replacement for Dorman 902-808 applications
Detailed Description
This thermostat housing assembly is engineered as a replacement for the stock engine coolant thermostat housing assembly on select GM small-car platforms. It is built from plastic and uses a gasket-style seal to support a secure connection in the cooling circuit. The integrated thermostat and sensor help restore proper coolant flow control and temperature monitoring on vehicles such as the Chevrolet Cruze, Chevrolet Sonic, Buick Encore, and Chevrolet Trax. This part cross-references Gates 34709 for the same application.
What It Helps Fix
- Coolant leaks at the thermostat housing
- Cracked or warped plastic housing surfaces
- Improper engine operating temperature
- Faulty thermostat-related cooling performance
- Sensor-related cooling system warning concerns
Installation Notes and Tips
Verify the vehicle’s year, make, model, and water pump application before installation. Inspect the mating surfaces, replace worn coolant seals as needed, and confirm the thermostat housing is seated evenly before tightening fasteners to specification. After installation, refill and bleed the cooling system according to the vehicle service procedure.
Quality Assurance
Dorman designs this replacement housing to match the fit and durability of the original assembly and to withstand extreme temperature changes for extended service life. Dorman 902-808 is built for direct replacement use on the listed applications.
Compatible Vehicles
- Fits 2013-2021 Buick Encore, Water Pump
- Fits 2013-2021 Chevrolet Trax, Water Pump
- Fits 2012-2020 Chevrolet Sonic, Water Pump
- Fits 2016 Chevrolet Cruze Limited, Water Pump
- Fits 2011-2015 Chevrolet Cruze, Water Pump
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2021 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2021 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2020 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2020 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2020 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2019 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2019 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2019 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2018 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2018 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2018 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2017 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2017 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2017 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2016 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2016 | Chevrolet | Cruze Limited | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2016 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2016 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2015 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2015 | Chevrolet | Cruze | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2015 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2015 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2014 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2014 | Chevrolet | Cruze | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2014 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2014 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2013 | Buick | Encore | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2013 | Chevrolet | Cruze | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2013 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2013 | Chevrolet | Trax | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2012 | Chevrolet | Cruze | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2012 | Chevrolet | Sonic | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
| 2011 | Chevrolet | Cruze | 1.4L | L4 | Water Pump | Engine coolant thermostat housing assembly with integrated cover. |
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