HomeHVAC > Motors, Core, Case and Related ComponentsOne Stop Solutions 98485 HVAC Heater Core
Part #: 98485

One Stop Solutions 98485 HVAC Heater Core

⚙️ 79 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, Oldsmobile, Buick, and Pontiac, Lumina, Monte Carlo, Cutlass, Cutlass Supreme, Regal, and Grand Prix
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Reliable HVAC Heater Core Replacement for Buick and Chevrolet Models

The One Stop Solutions HVAC Heater Core part number 98485 is designed to provide a direct replacement for select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Engineered to address original design shortcomings, this heater core offers improved durability and performance for models such as the Cutlass, Cutlass Supreme, Grand Prix, Lumina, Monte Carlo, and Regal.

Key Features of One Stop Solutions Heater Core 98485

  • 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 reliability
  • Constructed with premium grade materials to ensure extended product longevity
  • Improves the operational life of high mileage vehicles

Detailed Product Description

This HVAC heater core from One Stop Solutions is engineered to meet the specific requirements of Buick, Chevrolet, Oldsmobile, and Pontiac vehicles, including the Cutlass, Grand Prix, and Lumina. The part number 98485 is manufactured using premium materials that resist wear and environmental stress, ensuring consistent heating performance. The design incorporates improvements over original equipment to reduce failure rates commonly seen in older or high mileage vehicles. Rigorous testing involving cycles, vibration, burst pressure, and environmental exposure confirms the heater core’s durability and reliability in demanding conditions.

Common Applications and Problem Solving

  • Replacement for leaking or clogged heater cores causing insufficient cabin heat
  • Solves issues related to coolant leaks inside the vehicle’s HVAC system
  • Addresses heater core failures due to corrosion or material fatigue
  • Improves heating efficiency in high mileage Buick Cutlass and Chevrolet Lumina models
  • Restores proper HVAC function in Pontiac Grand Prix and Oldsmobile Regal vehicles

Installation Notes and Tips

Installation of the One Stop Solutions heater core 98485 is designed to be a direct replacement with no modifications required. It is recommended to flush the cooling system before installation to remove debris and prevent premature clogging. Ensure all hose connections and seals are properly tightened to avoid leaks. Refer to the vehicle’s service manual for specific removal and installation procedures for Buick Cutlass Supreme, Chevrolet Monte Carlo, and other compatible models.

Quality Assurance and Warranty Information

One Stop Solutions manufactures this heater core to meet or exceed OEM standards. The product undergoes comprehensive testing to ensure durability and performance under typical operating conditions. While specific warranty details are not provided here, One Stop Solutions products generally come with a limited warranty covering defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.

This part fits 79 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2001ChevroletLumina3.1LV6N/A
2000ChevroletLumina3.1LV6N/A
1999ChevroletLumina3.8LV6N/A
1999ChevroletLumina3.1LV6N/A
1999ChevroletMonte Carlo3.8LV6N/A
1999ChevroletMonte Carlo3.1LV6N/A
1998ChevroletLumina3.8LV6N/A
1998ChevroletLumina3.1LV6N/A
1998ChevroletMonte Carlo3.8LV6N/A
1998ChevroletMonte Carlo3.1LV6N/A
1997ChevroletLumina3.1LV6N/A
1997ChevroletLumina3.4LV6N/A
1997ChevroletMonte Carlo3.1LV6N/A
1997ChevroletMonte Carlo3.4LV6N/A
1997OldsmobileCutlass3.1LV6N/A
1997OldsmobileCutlass Supreme3.1LV6N/A
1996BuickRegal3.8LV6N/A
1996BuickRegal3.1LV6N/A
1996ChevroletLumina3.1LV6N/A
1996ChevroletLumina3.4LV6N/A
1996ChevroletMonte Carlo3.1LV6N/A
1996ChevroletMonte Carlo3.4LV6N/A
1996OldsmobileCutlass3.1LV6N/A
1996OldsmobileCutlass Supreme3.1LV6N/A
1996OldsmobileCutlass Supreme3.4LV6N/A
1996PontiacGrand Prix3.1LV6N/A
1996PontiacGrand Prix3.4LV6N/A
1995BuickRegal3.8LV6N/A
1995BuickRegal3.1LV6N/A
1995ChevroletLumina3.1LV6N/A
1995ChevroletLumina3.4LV6N/A
1995ChevroletMonte Carlo3.1LV6N/A
1995ChevroletMonte Carlo3.4LV6N/A
1995OldsmobileCutlass3.1LV6N/A
1995OldsmobileCutlass Supreme3.1LV6N/A
1995OldsmobileCutlass Supreme3.4LV6N/A
1995PontiacGrand Prix3.1LV6N/A
1995PontiacGrand Prix3.4LV6N/A
1994BuickRegal3.8LV6N/A
1994BuickRegal3.1LV6N/A
1994ChevroletLumina3.1LV6N/A
1994ChevroletLumina3.4LV6N/A
1994OldsmobileCutlass Supreme3.1LV6N/A
1994OldsmobileCutlass Supreme3.4LV6N/A
1993BuickRegal3.8LV6N/A
1993BuickRegal3.1LV6N/A
1993ChevroletLumina2.2LL4N/A
1993ChevroletLumina3.1LV6N/A
1993ChevroletLumina3.4LV6N/A
1993OldsmobileCutlass Supreme3.1LV6N/A
1993OldsmobileCutlass Supreme3.4LV6N/A
1992BuickRegal3.8LV6N/A
1992BuickRegal3.1LV6N/A
1992ChevroletLumina2.5LL4N/A
1992ChevroletLumina3.1LV6N/A
1992ChevroletLumina3.4LV6N/A
1992OldsmobileCutlass Supreme3.1LV6N/A
1992OldsmobileCutlass Supreme3.4LV6N/A
1991BuickRegal3.8LV6N/A
1991BuickRegal3.1LV6N/A
1991ChevroletLumina2.5LL4N/A
1991ChevroletLumina3.1LV6N/A
1991ChevroletLumina3.4LV6N/A
1991OldsmobileCutlass Supreme3.1LV6N/A
1991OldsmobileCutlass Supreme3.4LV6N/A
1991OldsmobileCutlass Supreme2.3LL4N/A
1990BuickRegal3.8LV6N/A
1990BuickRegal3.1LV6N/A
1990ChevroletLumina2.5LL4N/A
1990ChevroletLumina3.1LV6N/A
1990OldsmobileCutlass Supreme3.1LV6N/A
1990OldsmobileCutlass Supreme2.3LL4N/A
1989BuickRegal3.1LV6N/A
1989BuickRegal2.8LV6N/A
1989OldsmobileCutlass Supreme3.1LV6N/A
1989OldsmobileCutlass Supreme2.8LV6N/A
1988BuickRegal2.8LV6N/A
1988OldsmobileCutlass Supreme5.0LV8N/A
1988OldsmobileCutlass Supreme2.8LV6N/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:

39823894485

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.