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One Stop Solutions 98480 HVAC Heater Core
Overview of One Stop Solutions HVAC Heater Core 98480
The One Stop Solutions HVAC Heater Core part number 98480 is designed to provide a reliable replacement for heating systems in select Buick, Cadillac, Oldsmobile, and Pontiac vehicles. Engineered to meet original equipment specifications, this heater core offers a drop-in fit that maintains the integrity of your vehicle's HVAC system.
- Features drop-in fit, form, and function for straightforward installation
- Addresses original design failures to enhance component lifespan
- Tested under cycle, vibration, burst, and environmental conditions for durability
- Constructed with premium grade materials to ensure extended product longevity
- Improves the operational life of high mileage vehicles
Product Details and Construction
This HVAC heater core from One Stop Solutions is engineered to replace the original heater core in models such as the Buick LeSabre, Cadillac DeVille, Oldsmobile 88, and Pontiac Bonneville. The part number 98480 is manufactured using premium materials that resist corrosion and wear, which helps prevent premature failure common in older vehicles. The design incorporates improvements over original equipment to address known issues, resulting in a more durable and reliable heating component. Rigorous testing including cycle, vibration, burst, and environmental state assessments ensures the heater core performs consistently under various operating conditions.
Compatible Vehicles and Applications
This heater core is compatible with a range of GM vehicles, including:
- Buick models: 88, 98, LeSabre, Park Avenue, Riviera
- Cadillac models: Allante, DeVille, Eldorado, Fleetwood, Seville
- Oldsmobile models: 88, LSS, Regency, Toronado
- Pontiac models: Bonneville, Commercial Chassis, Firebird, Grand Prix, Reatta
Common Issues Resolved by This Heater Core
- Inadequate cabin heating due to clogged or leaking heater core
- Coolant leaks inside the vehicle causing fogging or damp carpets
- Reduced HVAC system efficiency in high mileage vehicles
- Premature failure from original design weaknesses
- Corrosion and material degradation from environmental exposure
Installation Notes and Tips
Installation of the One Stop Solutions heater core 98480 requires removal of the dashboard and HVAC housing in most compatible vehicles. It is recommended to drain the cooling system before removal to prevent spills. Ensure all hose connections are secure and check for leaks after installation. Using OEM or equivalent coolant and flushing the system can help maintain heater core performance. Professional installation is advised for those unfamiliar with HVAC system repairs.
Quality Assurance and Warranty
One Stop Solutions manufactures this heater core to meet or exceed OEM standards. The product undergoes comprehensive testing to verify durability and performance under real-world conditions. While specific warranty details are not provided here, One Stop Solutions typically offers limited warranties covering defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.
This part fits 151 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2002 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 2001 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 2000 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 1999 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1999 | Cadillac | DeVille | 4.6L | V8 | N/A | |
| 1999 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 1999 | Oldsmobile | 88 | 3.8L | V6 | N/A | |
| 1999 | Oldsmobile | LSS | 3.8L | V6 | N/A | |
| 1999 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1998 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1998 | Cadillac | DeVille | 4.6L | V8 | N/A | |
| 1998 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 1998 | Oldsmobile | 88 | 3.8L | V6 | N/A | |
| 1998 | Oldsmobile | LSS | 3.8L | V6 | N/A | |
| 1998 | Oldsmobile | Regency | 3.8L | V6 | N/A | |
| 1998 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1997 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1997 | Cadillac | DeVille | 4.6L | V8 | N/A | |
| 1997 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 1997 | Cadillac | Seville | 4.6L | V8 | N/A | |
| 1997 | Oldsmobile | 88 | 3.8L | V6 | N/A | |
| 1997 | Oldsmobile | LSS | 3.8L | V6 | N/A | |
| 1997 | Oldsmobile | Regency | 3.8L | V6 | N/A | |
| 1997 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1996 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1996 | Buick | Park Avenue | 3.8L | V6 | N/A | |
| 1996 | Cadillac | DeVille | 4.6L | V8 | N/A | |
| 1996 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 1996 | Cadillac | Seville | 4.6L | V8 | N/A | |
| 1996 | Oldsmobile | 88 | 3.8L | V6 | N/A | |
| 1996 | Oldsmobile | 98 | 3.8L | V6 | N/A | |
| 1996 | Oldsmobile | LSS | 3.8L | V6 | N/A | |
| 1996 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1995 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1995 | Buick | Park Avenue | 3.8L | V6 | N/A | |
| 1995 | Cadillac | DeVille | 4.9L | V8 | N/A | |
| 1995 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 1995 | Cadillac | Seville | 4.6L | V8 | N/A | |
| 1995 | Oldsmobile | 88 | 3.8L | V6 | N/A | |
| 1995 | Oldsmobile | 98 | 3.8L | V6 | N/A | |
| 1995 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1994 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1994 | Buick | Park Avenue | 3.8L | V6 | N/A | |
| 1994 | Cadillac | DeVille | 4.9L | V8 | N/A | |
| 1994 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 1994 | Cadillac | Seville | 4.6L | V8 | N/A | |
| 1994 | Oldsmobile | 88 | 3.8L | V6 | N/A | |
| 1994 | Oldsmobile | 98 | 3.8L | V6 | N/A | |
| 1994 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1993 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1993 | Buick | Park Avenue | 3.8L | V6 | N/A | |
| 1993 | Buick | Riviera | 3.8L | V6 | N/A | |
| 1993 | Cadillac | Allante | 4.6L | V8 | N/A | |
| 1993 | Cadillac | DeVille | 4.9L | V8 | N/A | |
| 1993 | Cadillac | Eldorado | 4.6L | V8 | N/A | |
| 1993 | Cadillac | Eldorado | 4.9L | V8 | N/A | |
| 1993 | Cadillac | Seville | 4.6L | V8 | N/A | |
| 1993 | Cadillac | Seville | 4.9L | V8 | N/A | |
| 1993 | Oldsmobile | 88 | 3.8L | V6 | N/A | |
| 1993 | Oldsmobile | 98 | 3.8L | V6 | N/A | |
| 1993 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1992 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1992 | Buick | Park Avenue | 3.8L | V6 | N/A | |
| 1992 | Buick | Riviera | 3.8L | V6 | N/A | |
| 1992 | Cadillac | Allante | 4.5L | V8 | N/A | |
| 1992 | Cadillac | DeVille | 4.9L | V8 | N/A | |
| 1992 | Cadillac | Eldorado | 4.9L | V8 | N/A | |
| 1992 | Cadillac | Fleetwood | 4.9L | V8 | N/A | |
| 1992 | Cadillac | Seville | 4.9L | V8 | N/A | |
| 1992 | Oldsmobile | 88 | 3.8L | V6 | N/A | |
| 1992 | Oldsmobile | 98 | 3.8L | V6 | N/A | |
| 1992 | Oldsmobile | Toronado | 3.8L | V6 | N/A | |
| 1992 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1991 | Buick | LeSabre | 3.8L | V6 | N/A | |
| 1991 | Buick | Park Avenue | 3.8L | V6 | N/A | |
| 1991 | Buick | Reatta | 3.8L | V6 | N/A | |
| 1991 | Buick | Riviera | 3.8L | V6 | N/A | |
| 1991 | Cadillac | Allante | 4.5L | V8 | N/A | |
| 1991 | Cadillac | Commercial Chassis | 4.9L | V8 | N/A | |
| 1991 | Cadillac | DeVille | 4.9L | V8 | N/A | |
| 1991 | Cadillac | Eldorado | 4.9L | V8 | N/A | |
| 1991 | Cadillac | Fleetwood | 4.9L | V8 | N/A | |
| 1991 | Cadillac | Seville | 4.9L | V8 | N/A | |
| 1991 | Oldsmobile | 98 | 3.8L | V6 | N/A | |
| 1991 | Oldsmobile | Delta 88 | 3.8L | V6 | N/A | |
| 1991 | Oldsmobile | Toronado | 3.8L | V6 | N/A | |
| 1991 | Pontiac | Bonneville | 3.8L | V6 | N/A | |
| 1990 | Buick | LeSabre | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1990 | Buick | Reatta | 3.8L | V6 | N/A | |
| 1990 | Buick | Riviera | 3.8L | V6 | N/A | |
| 1990 | Cadillac | Allante | 4.5L | V8 | N/A | |
| 1990 | Cadillac | Commercial Chassis | 4.5L | V8 | N/A | |
| 1990 | Cadillac | DeVille | 4.5L | V8 | N/A | |
| 1990 | Cadillac | Eldorado | 4.5L | V8 | N/A | |
| 1990 | Cadillac | Fleetwood | 4.5L | V8 | N/A | |
| 1990 | Cadillac | Seville | 4.5L | V8 | N/A | |
| 1990 | Oldsmobile | 98 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1990 | Oldsmobile | Delta 88 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1990 | Oldsmobile | Toronado | 3.8L | V6 | N/A | |
| 1990 | Pontiac | Bonneville | 3.8L | V6 | N/A | wo/ ELECTRIC CLIMATE CONTROL |
| 1989 | Buick | LeSabre | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1989 | Buick | Reatta | 3.8L | V6 | N/A | |
| 1989 | Buick | Riviera | 3.8L | V6 | N/A | |
| 1989 | Cadillac | Allante | 4.5L | V8 | N/A | |
| 1989 | Cadillac | Commercial Chassis | 4.5L | V8 | N/A | |
| 1989 | Cadillac | DeVille | 4.5L | V8 | N/A | |
| 1989 | Cadillac | Eldorado | 4.5L | V8 | N/A | |
| 1989 | Cadillac | Fleetwood | 4.5L | V8 | N/A | |
| 1989 | Cadillac | Seville | 4.5L | V8 | N/A | |
| 1989 | Oldsmobile | 98 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1989 | Oldsmobile | Delta 88 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1989 | Oldsmobile | Toronado | 3.8L | V6 | N/A | |
| 1989 | Pontiac | Bonneville | 3.8L | V6 | N/A | wo/ ELECTRIC CLIMATE CONTROL |
| 1988 | Buick | LeSabre | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1988 | Buick | Reatta | 3.8L | V6 | N/A | |
| 1988 | Buick | Riviera | 3.8L | V6 | N/A | |
| 1988 | Cadillac | Allante | 4.1L | V8 | N/A | |
| 1988 | Cadillac | Commercial Chassis | 4.5L | V8 | N/A | |
| 1988 | Cadillac | DeVille | 4.5L | V8 | N/A | |
| 1988 | Cadillac | Eldorado | 4.5L | V8 | N/A | |
| 1988 | Cadillac | Fleetwood | 4.5L | V8 | N/A | |
| 1988 | Cadillac | Seville | 4.5L | V8 | N/A | |
| 1988 | Oldsmobile | 98 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1988 | Oldsmobile | Delta 88 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1988 | Oldsmobile | Toronado | 3.8L | V6 | N/A | |
| 1988 | Pontiac | Bonneville | 3.8L | V6 | N/A | wo/ ELECTRIC CLIMATE CONTROL |
| 1987 | Buick | LeSabre | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1987 | Buick | Riviera | 3.8L | V6 | N/A | |
| 1987 | Cadillac | Allante | 4.1L | V8 | N/A | |
| 1987 | Cadillac | Commercial Chassis | 4.1L | V8 | N/A | |
| 1987 | Cadillac | DeVille | 4.1L | V8 | N/A | |
| 1987 | Cadillac | Eldorado | 4.1L | V8 | N/A | |
| 1987 | Cadillac | Fleetwood | 4.1L | V8 | N/A | |
| 1987 | Cadillac | Seville | 4.1L | V8 | N/A | |
| 1987 | Oldsmobile | 98 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1987 | Oldsmobile | Delta 88 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1987 | Oldsmobile | Toronado | 3.8L | V6 | N/A | |
| 1987 | Pontiac | Bonneville | 3.8L | V6 | N/A | wo/ ELECTRIC CLIMATE CONTROL |
| 1986 | Buick | LeSabre | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1986 | Buick | LeSabre | 3.0L | V6 | N/A | w/o Automatic Temperature Control |
| 1986 | Buick | Riviera | 3.8L | V6 | N/A | |
| 1986 | Cadillac | Commercial Chassis | 4.1L | V8 | N/A | |
| 1986 | Cadillac | DeVille | 4.1L | V8 | N/A | |
| 1986 | Cadillac | Eldorado | 4.1L | V8 | N/A | |
| 1986 | Cadillac | Fleetwood | 5.0L | V8 | N/A | |
| 1986 | Cadillac | Fleetwood | 4.1L | V8 | N/A | |
| 1986 | Cadillac | Seville | 4.1L | V8 | N/A | |
| 1986 | Oldsmobile | 98 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1986 | Oldsmobile | Delta 88 | 3.8L | V6 | N/A | w/o Automatic Temperature Control |
| 1986 | Oldsmobile | Delta 88 | 3.0L | V6 | N/A | w/o Automatic Temperature Control |
| 1986 | Oldsmobile | Toronado | 3.8L | V6 | 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.