OE Quality
60-Day Returns

APDI 8011890 Radiator
Overview of APDI Radiator 8011890 for Buick, Oldsmobile, Pontiac
The APDI Radiator 8011890 is engineered to provide reliable cooling performance for select Buick, Oldsmobile, and Pontiac vehicles. Designed with a plastic tank aluminum construction, this radiator supports efficient heat dissipation and durability for models including the Grand Prix, Montana, Regal, Silhouette, and Trans Sport.
- Plastic tank aluminum construction for durability and corrosion resistance
- Core dimensions: 15 inches height, 1 inch thickness, 30-1/2 inches width
- Single core row design for optimized cooling efficiency
- Inlet and outlet diameters of 1-5/16 inches for proper hose fitment
- Integrated transmission oil cooler measuring 11-1/2 inches
Detailed Product Description
This APDI Radiator 8011890 features a plastic tank aluminum design that balances lightweight construction with effective heat transfer capabilities. The core measures 15 inches in height, 1 inch in thickness, and 30-1/2 inches in width, providing a single-row core that supports consistent engine cooling. Both the inlet and outlet ports have a diameter of 1-5/16 inches, ensuring compatibility with the original equipment cooling hoses. Additionally, the radiator includes an 11-1/2 inch transmission oil cooler, which helps maintain optimal transmission temperatures in vehicles equipped with automatic transmissions.
The APDI Radiator product line focuses on delivering reliable cooling components that meet or exceed OEM specifications. This radiator is designed to integrate seamlessly with the cooling systems of Buick Grand Prix, Oldsmobile Regal, Pontiac Montana, Silhouette, and Trans Sport models, providing a direct replacement option that supports vehicle performance and longevity.
Common Applications and Problem Resolution
- Replaces leaking or cracked radiators in Buick, Oldsmobile, and Pontiac vehicles
- Addresses overheating issues caused by inefficient or damaged cooling cores
- Restores proper coolant flow with correctly sized inlet and outlet ports
- Supports transmission cooling to prevent transmission overheating
- Resolves corrosion or tank damage from prolonged use or environmental exposure
Installation Notes and Tips
- Ensure compatibility with vehicle make and model before installation
- Inspect and replace all related hoses and clamps during radiator replacement
- Flush the cooling system to remove debris and contaminants prior to installation
- Check transmission oil cooler lines for leaks or damage when applicable
- Follow manufacturer torque specifications for mounting hardware
Quality Assurance and Warranty
The APDI Radiator 8011890 is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided here, APDI products typically come with a limited warranty against defects in materials and workmanship. It is recommended to verify warranty coverage with the supplier or manufacturer at the time of purchase.
| Brand | APDI |
| Part Number | 8011890 |
| Position | Radiator |
| Construction | Plastic Tank Aluminum |
| Core Height | 15 |
| Core Row Quantity | 1 |
| Core Thickness | 1 |
| Core Width | 30-1/2 |
| Inlet Diameter | 1-5/16 |
| Outlet Diameter | 1-5/16 |
| Trans Oil Cooler (in) | 11-1/2 |
This part fits 25 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Pontiac | Grand Prix | 3.1L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2003 | Pontiac | Grand Prix | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2002 | Pontiac | Grand Prix | 3.1L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2002 | Pontiac | Grand Prix | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2001 | Pontiac | Grand Prix | 3.1L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2001 | Pontiac | Grand Prix | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2000 | Oldsmobile | Silhouette | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2000 | Pontiac | Grand Prix | 3.1L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2000 | Pontiac | Grand Prix | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 2000 | Pontiac | Montana | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1999 | Buick | Regal | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1999 | Oldsmobile | Silhouette | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1999 | Pontiac | Grand Prix | 3.1L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1999 | Pontiac | Grand Prix | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1999 | Pontiac | Montana | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1999 | Pontiac | Trans Sport | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1998 | Buick | Regal | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1998 | Oldsmobile | Silhouette | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1998 | Pontiac | Grand Prix | 3.1L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1998 | Pontiac | Grand Prix | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1998 | Pontiac | Trans Sport | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1997 | Buick | Regal | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1997 | Oldsmobile | Silhouette | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1997 | Pontiac | Grand Prix | 3.8L | V6 | N/A | With 1 inch Core Depth; Radiator |
| 1997 | Pontiac | Trans Sport | 3.4L | V6 | N/A | With 1 inch Core Depth; Radiator |
* 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.