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Dorman 621-566 Engine Cooling Fan Assembly
| Brand | Dorman 621-566 |
|---|---|
| Blade Material | Plastic |
| Blade Type | Forward Align Fin |
| Connector Gender | Male |
| Diameter | 404 mm |
| Electrical Or Mechanical | Electrical |
| Fan 1 Blade Quantity | 1 |
| Fan 1 Diameter | 404 |
| Fan 2 Blade Quantity | 0 |
| Fan Quantity | 1 |
| Fan Rotation | Counterclockwise |
| Flat Side On Shaft | Yes |
| Grade Type | Regular |
| Motor Type | Brushed |
| Package Contents | Radiator Fan Assembly |
| Shaft Diameter | 5 |
| Shroud Color | Black |
| Shroud Included | Yes |
| Shroud Material | Plastic |
| Terminal Gender | Male |
| Terminal Quantity | 4 |
| Voltage | 12 |
| Fits | Buick and Chevrolet · 15 vehicles |
OE direct replacement. Precision-engineered to match stock fit and performance.
Complete fan assembly. Includes a shroud for a cleaner, ready-to-install setup.
Brushed motor. Delivers dependable 12-volt electric cooling operation.
Cross-references TYC 623550, 95026336 and CF12110 for the same application. See all 3.
Engine Cooling Fan Assembly for Buick Encore and Chevrolet Trax
This Dorman engine cooling fan assembly is built for specific Buick Encore and Chevrolet Trax applications where reliable radiator airflow is critical. It is precision-engineered to match the fit and performance of the original stock fan, with testing focused on cooling output and OE-style operation.
Key Features
- Brand: Dorman part number 621-566
- 12-volt electrical engine cooling fan assembly
- Brushed motor design with electrical operation
- Plastic shroud in black finish included
- Forward align fin blade design with counterclockwise rotation
- 4-terminal, male connector configuration
- Direct-fit style replacement for the radiator fan assembly
Detailed Description
Dorman 621-566 is an engine cooling fan assembly designed to restore radiator airflow on select Buick Encore and Chevrolet Trax models. It uses a brushed motor, a 404 mm plastic blade, and a black plastic shroud to match the original fan assembly layout and mounting style. This part cross-references TYC 623550 for the same application. For buyers searching for a radiator fan assembly for a 2014-2021 Buick Encore or a 2015-2021 Chevrolet Trax, this OE-style replacement supports the factory cooling system configuration.
What It Helps Address
- Overheating caused by a weak or failed radiator fan
- Reduced airflow through the radiator at idle or low speed
- Fan motor noise or inconsistent fan operation
- Cooling system performance loss after fan assembly failure
- Need for a direct replacement on Buick Encore and Chevrolet Trax applications
Installation Notes and Tips
Verify connector style, terminal count, and shroud dimensions before installation. This assembly uses a male connector and a 4-terminal electrical connection, so matching the vehicle harness is important. Confirm fitment by year and build details for Chevrolet Trax models, including 2015-2018 Trax built in Korea and 2019-2020 Trax built in Korea or China. Fits 2014-2021 Buick Encore, N/A. Fits 2015-2018 Chevrolet Trax, N/A. Fits 2019-2020 Chevrolet Trax, N/A. Fits 2021 Chevrolet Trax, N/A.
Quality Assurance
This Dorman cooling fan assembly is tested to deliver cooling performance aligned with the original part on the listed applications. It is engineered as a regular-grade replacement for specific Buick Encore and Chevrolet Trax vehicles, with fit and function validated against stock radiator fan requirements.
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2021 | Buick | Encore | — | 1.4L | L4 | N/A | — |
| 2021 | Chevrolet | Trax | — | 1.4L | L4 | N/A | — |
| 2020 | Buick | Encore | — | 1.4L | L4 | N/A | — |
| 2020 | Chevrolet | Trax | — | 1.4L | L4 | N/A | Built in Korea; Built in China |
| 2019 | Buick | Encore | — | 1.4L | L4 | N/A | — |
| 2019 | Chevrolet | Trax | — | 1.4L | L4 | N/A | Built in Korea; Built in China |
| 2018 | Buick | Encore | — | 1.4L | L4 | N/A | — |
| 2018 | Chevrolet | Trax | Automatic | 1.4L | L4 | N/A | Built in Korea |
| 2017 | Buick | Encore | — | 1.4L | L4 | N/A | — |
| 2017 | Chevrolet | Trax | Automatic | 1.4L | L4 | N/A | Built in Korea |
| 2016 | Buick | Encore | — | 1.4L | L4 | N/A | — |
| 2016 | Chevrolet | Trax | Automatic | 1.4L | L4 | N/A | Built in Korea |
| 2015 | Buick | Encore | — | 1.4L | L4 | N/A | — |
| 2015 | Chevrolet | Trax | Automatic | 1.4L | L4 | N/A | Built in Korea |
| 2014 | Buick | Encore | — | 1.4L | L4 | N/A | — |
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