OE Quality
60-Day Returns

Dorman 624-149 Automatic Transmission Oil Cooler Hose Assembly - Transmission to Radiator (Upper)
Reliable Automatic Transmission Oil Cooler Hose Assembly
The Dorman 624-149 automatic transmission oil cooler hose assembly is designed to provide a durable and flexible connection for your vehicle's transmission cooling system. Engineered to meet the demands of Chevrolet Express 2500, Express 3500, GMC Savana 2500, and Savana 3500 models, this hose assembly ensures efficient fluid transfer under varying temperature and pressure conditions.
- Length: 55 inches for optimal fitment
- Hose Material: Combination of metal and rubber for flexibility and durability
- End Types: Male quick disconnect fittings on both ends for secure and easy installation
- Maximum Working Pressure: 100 PSI to handle transmission fluid flow
- Operating Temperature Range: -40°F to 329°F suitable for extreme conditions
- Flexible design without internal spring for smooth fluid movement
- Natural hose color for easy identification
Durable Construction and Precise Fitment
This automatic transmission oil cooler hose assembly combines metal and rubber materials to provide a flexible yet robust solution for transmission fluid cooling. The 55-inch length and male quick disconnect fittings on both ends allow for a secure connection and straightforward replacement in Chevrolet Express 2500, Express 3500, GMC Savana 2500, and Savana 3500 vehicles. The hose is designed to operate reliably within a wide temperature range from -40°F to 329°F and withstands pressures up to 100 PSI, ensuring consistent performance under demanding driving conditions.
Compatible Vehicles and Applications
- Chevrolet Express 2500 transmission oil cooler hose replacement
- Chevrolet Express 3500 transmission cooling system repair
- GMC Savana 2500 automatic transmission hose assembly
- GMC Savana 3500 transmission oil cooler line replacement
Installation Notes and Tips
When installing the Dorman 624-149 hose assembly, ensure both male quick disconnect fittings are securely engaged to prevent leaks. The flexible hose material allows for easier routing around engine components. Verify the hose length and connection types match your vehicle’s specifications before installation. No gasket or seal is included, so inspect existing seals for wear and replace if necessary to maintain a proper seal.
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. While specific warranty details for part number 624-149 are not provided, Dorman typically offers limited warranties on their replacement components. Refer to Dorman’s official documentation for complete warranty information.
| Brand | Dorman |
|---|---|
| Part Number | 624-149 |
| Hose Color | Natural |
| Length | 55 |
| End 1 Type | Male quick disconnect |
| End 2 Type | Male quick disconnect |
| Contains Spring | No |
| Maximum Working Pressure | 100 |
| Hose Material | Metal |
| Hose Material | Rubber |
| Flexible | Yes |
| Gasket or Seal Included | No |
| Maximum Operating Temperature (┬░F) | 329 |
| Minimum Operating Temperature (┬░F) | -40 |
| Package Contents | 1 transmission line |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Chevrolet | Express 2500 | 6.0L | V8 | Transmission to Radiator (Upper) | 1st Design; wo/Quick Connect Lower Rad Hose |
| 2004 | Chevrolet | Express 2500 | 4.8L | V8 | Transmission to Radiator (Upper) | 1st Design; wo/Quick Connect Lower Rad Hose |
| 2004 | Chevrolet | Express 3500 | 6.0L | V8 | Transmission to Radiator (Upper) | 1st Design; wo/Quick Connect Lower Rad Hose |
| 2004 | GMC | Savana 2500 | 6.0L | V8 | Transmission to Radiator (Upper) | 1st Design; wo/Quick Connect Lower Rad Hose |
| 2004 | GMC | Savana 2500 | 4.8L | V8 | Transmission to Radiator (Upper) | 1st Design; wo/Quick Connect Lower Rad Hose |
| 2004 | GMC | Savana 3500 | 6.0L | V8 | Transmission to Radiator (Upper) | 1st Design; wo/Quick Connect Lower Rad Hose |
| 2004 | GMC | Savana 3500 | 4.8L | V8 | Transmission to Radiator (Upper) | 1st Design; wo/Quick Connect Lower Rad Hose |
| 2003 | Chevrolet | Express 2500 | 6.0L | V8 | Transmission to Radiator (Upper) | |
| 2003 | Chevrolet | Express 2500 | 4.8L | V8 | Transmission to Radiator (Upper) | |
| 2003 | Chevrolet | Express 3500 | 6.0L | V8 | Transmission to Radiator (Upper) | |
| 2003 | GMC | Savana 2500 | 6.0L | V8 | Transmission to Radiator (Upper) | |
| 2003 | GMC | Savana 2500 | 4.8L | V8 | Transmission to Radiator (Upper) | |
| 2003 | GMC | Savana 3500 | 6.0L | V8 | 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.