OE Quality
60-Day Returns

Dorman 624-963 Automatic Transmission Oil Cooler Hose Assembly - Transmission to Radiator (Upper)
Reliable Automatic Transmission Oil Cooler Hose Assembly
The Dorman 624-963 automatic transmission oil cooler hose assembly is designed to provide a secure and durable connection for your vehicle's transmission cooling system. Engineered for Buick and Pontiac models including Bonneville, LeSabre, and Park Avenue, this hose assembly ensures consistent fluid flow under varying temperature and pressure conditions.
- Natural-colored rubber/metal hose construction for durability
- Quick disconnect fittings on both ends for easy installation and removal
- Maximum working pressure rating of 100 psi
- Operates reliably between -40°F and 329°F
- Non-flexible design for stable transmission line routing
- Length of 0.25 inches suitable for specific transmission line applications
Durable Hose Assembly Built for Transmission Cooling
This Dorman transmission oil cooler hose assembly combines rubber and metal materials to withstand the demands of automatic transmission fluid circulation. The natural hose color indicates the use of quality materials without coatings that could degrade over time. Both ends feature quick disconnect fittings, allowing for straightforward replacement or maintenance without specialized tools. Rated for a maximum working pressure of 100 psi, this hose assembly maintains integrity under typical transmission system pressures. Its operating temperature range from -40°F to 329°F ensures performance in diverse climates and driving conditions. The hose is designed to be non-flexible, providing a stable and secure connection that minimizes movement and potential wear.
Compatible Vehicles and Applications
This hose assembly is compatible with select Buick and Pontiac vehicles, specifically the Bonneville, LeSabre, and Park Avenue models. It is intended for use as an automatic transmission oil cooler hose, facilitating the transfer of transmission fluid to and from the cooler to maintain optimal operating temperatures.
- Replacement for worn or leaking transmission oil cooler hoses
- Prevents transmission fluid leaks that can cause overheating
- Maintains proper transmission fluid pressure and flow
- Helps avoid transmission damage due to inadequate cooling
- Restores factory-level transmission cooling system performance
Installation Notes and Tips
When installing the Dorman 624-963 hose assembly, ensure the quick disconnect fittings are fully engaged to prevent leaks. Inspect the transmission cooler lines and surrounding components for damage or wear before installation. Due to the hose's non-flexible design, verify proper alignment and routing to avoid undue stress on the connections. Replacement should be performed with the vehicle cooled down to avoid injury from hot transmission fluid.
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM specifications, providing reliable performance for your Buick or Pontiac transmission cooling system. While specific warranty details for part number 624-963 are not provided here, Dorman typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Dorman |
|---|---|
| Part Number | 624-963 |
| Hose Color | Natural |
| Length | 0.25 |
| End 1 Type | Quick disconnect |
| End 2 Type | Quick disconnect |
| Contains Spring | No |
| Maximum Working Pressure | 100 |
| Hose Material | Rubber/metal |
| Flexible | No |
| Maximum Operating Temperature (┬░F) | 329 |
| Minimum Operating Temperature (┬░F) | -40 |
| Package Contents | 1 transmission line |
This part fits 18 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Buick | LeSabre | N/A | Upper Radiator to Transmission | ||
| 2005 | Buick | Park Avenue | N/A | Upper Radiator to Transmission | ||
| 2005 | Pontiac | Bonneville | 3.8L | V6 | Transmission to Radiator (Upper) | |
| 2004 | Buick | LeSabre | N/A | Upper Radiator to Transmission | ||
| 2004 | Buick | Park Avenue | N/A | Upper Radiator to Transmission | ||
| 2004 | Pontiac | Bonneville | 3.8L | V6 | Transmission to Radiator (Upper) | |
| 2003 | Buick | LeSabre | N/A | Upper Radiator to Transmission | ||
| 2003 | Buick | Park Avenue | N/A | Upper Radiator to Transmission | ||
| 2003 | Pontiac | Bonneville | 3.8L | V6 | Transmission to Radiator (Upper) | |
| 2002 | Buick | LeSabre | N/A | Upper Radiator to Transmission | ||
| 2002 | Buick | Park Avenue | N/A | Upper Radiator to Transmission | ||
| 2002 | Pontiac | Bonneville | 3.8L | V6 | Transmission to Radiator (Upper) | |
| 2001 | Buick | LeSabre | N/A | Upper Radiator to Transmission | ||
| 2001 | Buick | Park Avenue | N/A | Upper Radiator to Transmission | ||
| 2001 | Pontiac | Bonneville | 3.8L | V6 | Transmission to Radiator (Upper) | |
| 2000 | Buick | LeSabre | N/A | Upper Radiator to Transmission | ||
| 2000 | Buick | Park Avenue | N/A | Upper Radiator to Transmission | ||
| 2000 | Pontiac | Bonneville | 3.8L | V6 | Transmission to Radiator (Upper) |
* 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.