OE Quality
60-Day Returns

One Stop Solutions 2491 Radiator
Reliable Radiator Replacement for Cadillac Aurora and Oldsmobile DeVille
The One Stop Solutions radiator part number 2491 is engineered to provide dependable cooling performance for Cadillac Aurora and Oldsmobile DeVille models. Designed with precision, this radiator ensures efficient heat dissipation and supports transmission oil cooling for optimal vehicle operation.
Key Features of One Stop Solutions Radiator 2491
- Hassle free installation with drop-in fit, form, and function
- OE performance and quality with engineering enhancements for improved cooling and longer life
- Premium grade core materials including plastic tanks and PA core
- Includes plated transmission oil cooler with fittings spaced 11 1/2 inches apart
- Crossflow design with a single core row for efficient heat exchange
- Components fitted and torqued to factory specifications
- 100% tested up to three times during production for reliability
- Enhancements to address original design failures and improve durability
Detailed Radiator Specifications and Design
This radiator features a core height of 30 1/2 inches, core width of 15 1/16 inches, and a core thickness of 1 inch, providing a robust cooling surface. The crossflow core design promotes effective airflow across the radiator, enhancing heat dissipation. The plastic tanks and PA core material balance durability with weight savings. Both inlet and outlet headers measure 16 5/8 inches in length and 2 7/16 inches in width, with inlet and outlet diameters of 1 5/16 inches and 1 9/16 inches respectively. The included plated transmission oil cooler supports transmission fluid temperature regulation, with fittings spaced 11 1/2 inches apart. This radiator does not include an engine oil cooler or cap.
Common Applications and Issues Addressed
- Replacement for leaking or damaged radiators in Cadillac Aurora and Oldsmobile DeVille
- Resolves overheating caused by inefficient or clogged radiator cores
- Addresses transmission overheating by integrating a transmission oil cooler
- Fixes radiator failures due to cracked plastic tanks or corroded cores
- Improves cooling system performance after original design shortcomings
Installation Notes and Tips
The One Stop Solutions radiator 2491 is designed for a direct drop-in replacement, requiring no modifications to existing mounting points or fittings. All necessary fittings and hardware are included to ensure a straightforward installation. It is recommended to verify hose diameters and transmission cooler line compatibility before installation. Proper torque specifications should be followed when securing components to maintain factory standards.
Quality Assurance and Warranty Information
Each radiator undergoes rigorous testing up to three times during production to ensure consistent quality and performance. Components are assembled and torqued to factory specifications to maintain reliability. While specific warranty details are not provided, One Stop Solutions products are manufactured to meet or exceed OEM standards, supporting long-term durability in Cadillac Aurora and Oldsmobile DeVille vehicles.
| Brand | One Stop Solutions |
|---|---|
| Part Number | 2491 |
| Cap Included | NO |
| Core Height | 30 1/2 |
| Core Material | PA |
| Core Row Quantity | 1 |
| Core Thickness | 1 |
| Core Thickness | 26 |
| Core Width | 15 1/16 |
| Down Flow Or Cross Flow Type | CROSSFLOW |
| Engine Oil Cooler Included | NO |
| Engine Oil Cooler Type | NONE |
| Inlet Diameter | 1 5/16 |
| Inlet Header Length | 16 5/8 |
| Inlet Header Width | 2 7/16 |
| Outlet Diameter | 1 9/16 |
| Outlet Header Length | 16 5/8 |
| Outlet Header Width | 2 7/16 |
| Tank Material | PLASTIC |
| Transmission Oil Cooler Distance between Fittings | 11 1/2 |
| Transmission Oil Cooler Included | YES |
| Transmission Oil Cooler Type | PLATED |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Cadillac | DeVille | 4.6L | V8 | N/A | wo/EOC |
| 2004 | Cadillac | DeVille | 4.6L | V8 | N/A | wo/EOC |
| 2003 | Cadillac | DeVille | 4.6L | V8 | N/A | wo/EOC |
| 2003 | Oldsmobile | Aurora | 4.0L | V8 | N/A | |
| 2002 | Cadillac | DeVille | 4.6L | V8 | N/A | wo/EOC |
| 2002 | Oldsmobile | Aurora | 4.0L | V8 | N/A | |
| 2001 | Cadillac | DeVille | 4.6L | V8 | N/A | wo/EOC |
| 2001 | Oldsmobile | Aurora | 4.0L | V8 | N/A |
* 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.