OE Quality
60-Day Returns

TYC 621440 Dual Radiator and Condenser Fan Assembly
Overview of TYC Dual Radiator and Condenser Fan Assembly
The TYC 621440 dual radiator and condenser fan assembly is designed specifically for Buick DTS and Cadillac Lucerne models. This assembly includes a durable shroud and dual fans to ensure efficient cooling performance for your vehicle's radiator and condenser systems.
- Configuration: Radiator and condenser cooling fan assembly
- Shroud included for optimal airflow management
- Shroud and fan blade material: PP+GF (polypropylene with glass fiber)
- Dual fan type for enhanced cooling efficiency
- Two male connectors with four terminal connections
- Compatible with Buick DTS and Cadillac Lucerne
- Part number: 621440
Detailed Product Description
The TYC 621440 fan assembly integrates a dual fan design that supports both radiator and condenser cooling functions. Constructed with PP+GF materials, the shroud and fan blades provide strength and heat resistance necessary for reliable operation under demanding engine conditions. The included shroud helps direct airflow precisely, improving cooling system efficiency and reducing engine overheating risks. Featuring two male connectors with four terminals, this assembly ensures secure electrical connections for consistent fan motor performance. This part is engineered to meet the specifications required for Buick DTS and Cadillac Lucerne vehicles, making it a direct replacement for the original equipment.
Common Applications and Problem Resolution
- Replaces faulty or damaged radiator and condenser fan assemblies
- Addresses engine overheating caused by insufficient cooling airflow
- Resolves issues with fan motor failure or electrical connector problems
- Improves air conditioning condenser cooling performance
- Eliminates noise or vibration from worn fan blades or shroud
Installation Notes and Tips
- Ensure vehicle compatibility with Buick DTS or Cadillac Lucerne before installation
- Disconnect battery before removing the old fan assembly to prevent electrical hazards
- Handle the PP+GF shroud and fan blades carefully to avoid damage
- Verify secure connection of the two male connectors with four terminals
- Test fan operation after installation to confirm proper function
Quality Assurance and Warranty
TYC manufactures this dual radiator and condenser fan assembly to meet or exceed OEM standards for fit, form, and function. The use of durable PP+GF materials ensures long-lasting performance under typical operating conditions. While specific warranty details may vary, TYC generally offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms related to part number 621440.
| Brand | TYC |
| Part Number | 621440 |
| Configuration | Radiator and Condenser Cooling Fan Assembly |
| Connector Quantity | 2 |
| Connector Terminal Quantity | 4 |
| Connector Type | male |
| Fan Blade Material | PP+GF |
| Fan Type | Dual |
| Package Contents | Radiator & Condenser Fan Assembly |
| Shroud Included | Yes |
| Shroud Material | PP+GF |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2011 | Buick | Lucerne | 3.9L | V6 | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual |
| 2011 | Cadillac | DTS | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual | ||
| 2010 | Buick | Lucerne | 3.9L | V6 | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual |
| 2010 | Cadillac | DTS | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual | ||
| 2009 | Buick | Lucerne | 3.9L | V6 | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual |
| 2009 | Cadillac | DTS | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual | ||
| 2008 | Buick | Lucerne | 3.8L | V6 | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual |
| 2008 | Cadillac | DTS | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual | ||
| 2007 | Buick | Lucerne | 3.8L | V6 | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual |
| 2007 | Cadillac | DTS | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual | ||
| 2006 | Buick | Lucerne | 3.8L | V6 | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual |
| 2006 | Cadillac | DTS | N/A | Configuration: Radiator and Condenser Cooling Fan Assembly; Fan Type: Dual |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.