HomeHVAC > Motors, Core, Case and Related ComponentsOne Stop Solutions 99111 HVAC Heater Core
Part #: 99111

One Stop Solutions 99111 HVAC Heater Core

23 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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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: Acura and Honda, TSX, Accord, and Accord Crosstour
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 for Acura and Honda Vehicles

The One Stop Solutions HVAC Heater Core 99111 is designed specifically for select Acura and Honda models, including the Accord, Accord Crosstour, and TSX. This heater core provides efficient heating performance to maintain cabin comfort during colder months.

  • Compatible with Acura Accord, Accord Crosstour, and Honda TSX
  • OEM-quality HVAC heater core replacement part number 99111
  • Durable construction for long-lasting performance
  • Designed to integrate seamlessly with existing HVAC systems
  • Helps restore proper heating and defrost functions

Product Details and Compatibility

This HVAC heater core from One Stop Solutions is engineered to meet the specifications required for Acura and Honda vehicles, specifically the Accord, Accord Crosstour, and TSX models. The part number 99111 ensures precise fitment and reliable operation within the vehicle's heating and ventilation system. The heater core is a critical component that transfers heat from the engine coolant to the cabin air, enabling effective heating and defrosting. Its robust design supports consistent performance and helps prevent leaks or blockages that can impair HVAC function.

Common Applications and Problem Resolution

This heater core is used to replace faulty or worn units in compatible Acura and Honda vehicles. It addresses several common HVAC issues, including:

  • Insufficient cabin heat during cold weather
  • Coolant leaks inside the vehicle cabin
  • Fogged or fogging windows due to poor defrosting
  • Unpleasant odors from a damaged heater core
  • Reduced HVAC system efficiency and airflow problems

Installation Notes and Recommendations

Installation of the One Stop Solutions heater core 99111 should be performed by a qualified technician familiar with Acura and Honda HVAC systems. Proper draining of the cooling system is necessary before removal. Care should be taken to avoid damage to surrounding components during replacement. After installation, the cooling system must be refilled and bled to remove air pockets. Testing the heater operation and checking for leaks is recommended to ensure correct installation.

Quality Assurance and Warranty Information

One Stop Solutions provides this HVAC heater core with quality standards that meet or exceed OEM requirements. While specific warranty details may vary, the part number 99111 is backed by manufacturer coverage against defects in materials and workmanship. This ensures dependable performance and peace of mind when replacing the heater core in Acura Accord, Accord Crosstour, and Honda TSX vehicles.

This part fits 23 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2014AcuraTSX3.5LV6N/A
2014AcuraTSX2.4LL4N/A
2013AcuraTSX3.5LV6N/A
2013AcuraTSX2.4LL4N/A
2012AcuraTSX3.5LV6N/A
2012AcuraTSX2.4LL4N/A
2012HondaAccord3.5LV6N/A
2012HondaAccord2.4LL4N/A
2011AcuraTSX3.5LV6N/A
2011AcuraTSX2.4LL4N/A
2011HondaAccord3.5LV6N/A
2011HondaAccord2.4LL4N/A
2011HondaAccord Crosstour3.5LV6N/A
2010AcuraTSX3.5LV6N/A
2010AcuraTSX2.4LL4N/A
2010HondaAccord3.5LV6N/A
2010HondaAccord2.4LL4N/A
2010HondaAccord Crosstour3.5LV6N/A
2009AcuraTSX2.4LL4N/A
2009HondaAccord3.5LV6N/A
2009HondaAccord2.4LL4N/A
2008HondaAccord3.5LV6N/A
2008HondaAccord2.4LL4N/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:

399963901049299312

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