HomeHVAC > Gaskets and Sealing SystemsGenuine 3545586 HVAC Heater Core Seal
Part #: 3545586

Genuine 3545586 HVAC Heater Core Seal

⚙️ 18 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Volvo, 850, C70, S70, and V70
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable HVAC Heater Core Seal for Volvo Models

The Genuine HVAC Heater Core Seal with part number 3545586 is designed specifically for select Volvo vehicles. This seal ensures a proper fit and reliable performance in the heating and ventilation system of your Volvo 850, C70, S70, or V70 models.

  • Genuine brand quality for consistent sealing performance
  • Compatible with Volvo 850, C70, S70, and V70 models
  • Part number 3545586 for precise identification
  • Designed to maintain HVAC system integrity and prevent leaks
  • Durable construction to withstand temperature variations and wear

Product Details and Compatibility

This HVAC Heater Core Seal is engineered to fit Volvo vehicles including the 850, C70, S70, and V70. The seal plays a critical role in maintaining the heater core’s connection within the HVAC system, preventing coolant leaks and ensuring efficient heating performance. Using the Genuine part number 3545586 guarantees compatibility and helps maintain the original equipment specifications of your Volvo.

Common Applications and Problem Resolution

  • Prevents coolant leaks around the heater core
  • Eliminates HVAC system air leaks that reduce heating efficiency
  • Helps avoid overheating issues caused by coolant loss
  • Maintains proper sealing to reduce unwanted odors inside the cabin
  • Supports consistent cabin temperature control in Volvo 850, C70, S70, and V70

Installation Notes and Tips

When replacing the HVAC Heater Core Seal on your Volvo, ensure the heater core and surrounding surfaces are clean and free of debris before installation. Proper alignment of the seal is essential to prevent leaks and maintain system performance. Refer to the vehicle’s service manual for detailed removal and installation procedures specific to your Volvo model.

Quality Assurance and Warranty

The Genuine HVAC Heater Core Seal (part number 3545586) meets OEM standards for fit and function. While specific warranty details are not provided, Genuine parts typically adhere to manufacturer quality controls to ensure durability and reliability in Volvo heating and ventilation systems.

This part fits 18 vehicles. Search below:

YearMakeModelPositionNotes
2004VolvoC70N/ACore to Pipes; Pipes to Coupling
2003VolvoC70N/ACore to Pipes; Pipes to Coupling
2002VolvoC70N/ACore to Pipes; Pipes to Coupling
2001VolvoC70N/ACore to Pipes; Pipes to Coupling
2000VolvoC70N/ACore to Pipes; Pipes to Coupling
2000VolvoS70N/ACore to Pipes; Pipes to Coupling
2000VolvoV70N/ACore to Pipes; Pipes to Coupling
1999VolvoC70N/ACore to Pipes; Pipes to Coupling
1999VolvoS70N/ACore to Pipes; Pipes to Coupling
1999VolvoV70N/ACore to Pipes; Pipes to Coupling
1998VolvoC70N/ACore to Pipes; Pipes to Coupling
1998VolvoS70N/ACore to Pipes; Pipes to Coupling
1998VolvoV70N/ACore to Pipes; Pipes to Coupling
1997Volvo850N/ACore to Pipes; Pipes to Coupling
1996Volvo850N/ACore to Pipes; Pipes to Coupling
1995Volvo850N/ACore to Pipes; Pipes to Coupling
1994Volvo850N/ACore to Pipes; Pipes to Coupling
1993Volvo850N/ACore to Pipes; Pipes to Coupling

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.