OE Quality
60-Day Returns

Spectra GMP25B Engine Oil Pan
Overview of Spectra Engine Oil Pan GMP25B
The Spectra GMP25B engine oil pan is designed specifically for Buick and Oldsmobile vehicles, including the Reatta, Riviera, and Toronado models. This component plays a critical role in the engine's lubrication system by securely housing the engine oil.
- Compatible with Buick Reatta, Riviera, and Oldsmobile Toronado
- Durable construction for reliable engine oil containment
- Direct replacement for OEM engine oil pan
- Part number GMP25B for precise identification
- Engine oil pan designed for cylinder block component integration
Detailed Product Description
The Spectra GMP25B engine oil pan is engineered to meet the specifications required for Buick and Oldsmobile V6 and V8 engines found in the Reatta, Riviera, and Toronado models. As a cylinder block component, this oil pan ensures proper sealing and containment of engine oil, preventing leaks and maintaining optimal oil pressure. Manufactured with attention to fitment and durability, the GMP25B part number corresponds to a direct-fit replacement that aligns with factory mounting points and gasket surfaces.
Common Applications and Problem Resolution
- Replacement for damaged or cracked oil pans causing oil leaks
- Solution for oil pan corrosion or rust in older Buick Reatta or Riviera vehicles
- Addressing oil pan gasket failure leading to engine oil seepage
- Restoring proper oil containment to prevent engine damage
- Repairing oil pan after impact damage in Oldsmobile Toronado models
Installation Notes and Tips
- Ensure engine is cool and vehicle is securely lifted before installation
- Clean mating surfaces thoroughly to prevent oil leaks
- Use manufacturer-recommended gasket and sealant during installation
- Tighten bolts to specified torque values to avoid warping the oil pan
- Inspect oil drain plug and replace washer if necessary
Quality Assurance and Warranty Information
Spectra engine oil pans, including the GMP25B, are manufactured to meet or exceed OEM standards for fit and function. This part undergoes quality control inspections to ensure durability and proper sealing. While specific warranty details may vary, Spectra typically offers limited warranties covering defects in materials and workmanship. Consult product documentation for exact warranty terms.
This part fits 16 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1990 | Buick | Reatta | N/A | Failure to use the vehicle OEM approved sealing method will void the warranty; Dipstick #24500027 |
| 1990 | Buick | Reatta | N/A | (Gasket Not Included); Dipstick #24500027 |
| 1990 | Buick | Riviera | N/A | Failure to use the vehicle OEM approved sealing method will void the warranty; Dipstick #24500027 |
| 1990 | Buick | Riviera | N/A | (Gasket Not Included); Dipstick #24500027 |
| 1990 | Oldsmobile | Toronado | N/A | Failure to use the vehicle OEM approved sealing method will void the warranty; Dipstick #24500027 |
| 1990 | Oldsmobile | Toronado | N/A | (Gasket Not Included); Dipstick #24500027 |
| 1989 | Buick | Reatta | N/A | Ensure proper sealing to prevent warranty from being voided. |
| 1989 | Buick | Reatta | N/A | |
| 1989 | Buick | Riviera | N/A | Ensure proper sealing to prevent warranty from being voided. |
| 1989 | Buick | Riviera | N/A | |
| 1989 | Oldsmobile | Toronado | N/A | Ensure proper sealing to prevent warranty from being voided. |
| 1989 | Oldsmobile | Toronado | N/A | |
| 1988 | Buick | Reatta | N/A | Ensure proper sealing to prevent warranty from being voided. |
| 1988 | Buick | Reatta | N/A | |
| 1988 | Buick | Riviera | N/A | Ensure proper sealing to prevent warranty from being voided. |
| 1988 | Buick | Riviera | 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.