HomeHVAC > Motors, Core, Case and Related ComponentsUniversal Air HT399090C HVAC Heater Core - Front
Part #: HT399090C

Universal Air HT399090C HVAC Heater Core - Front

Heater Core, Front
⚙️ 105 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Heater Core, Front
🚗Fitment: Chevrolet and GMC, C10 Suburban, C20 Suburban, Jimmy, K10 Suburban, K20 Suburban, P1500, P20, P2500, P30, and P3500
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Reliable HVAC Heater Core for Chevrolet and GMC Trucks

The Universal Air Heater Core HT399090C is designed to restore efficient heating performance in select Chevrolet and GMC trucks. Engineered to meet OEM specifications, this HVAC heater core ensures consistent cabin warmth and comfort during colder months.

  • Compatible with Chevrolet and GMC models including C10 Suburban, C20 Suburban, Jimmy, K10 Suburban, K20 Suburban, P20, P30, P1500, P2500, and P3500
  • Part number HT399090C for precise identification and fitment
  • Constructed to meet or exceed original equipment standards
  • Direct replacement for HVAC heater core applications
  • Designed for durability and efficient heat transfer

About the Universal Air Heater Core Product Line

The Heater Core line from Universal Air focuses on providing reliable HVAC components tailored for various vehicle makes and models. This product line emphasizes compatibility and performance, ensuring that each heater core, including the HT399090C, delivers consistent heating functionality and integrates seamlessly with the vehicle’s existing HVAC system.

Detailed Product Description

The HT399090C HVAC heater core is engineered specifically for a range of Chevrolet and GMC trucks, including popular models such as the C10 Suburban and P2500. This heater core facilitates the transfer of heat from the engine coolant to the vehicle’s interior, maintaining a comfortable cabin temperature. Manufactured to meet strict quality standards, it offers a reliable replacement option for worn or damaged cores, helping to prevent leaks and maintain proper HVAC system operation.

Common Issues Resolved by This Heater Core

  • Inadequate cabin heating during cold weather
  • Coolant leaks inside the vehicle’s HVAC system
  • Fogged or fogging windows due to heater core failure
  • Unpleasant odors caused by leaking coolant
  • Reduced HVAC system efficiency and airflow problems

Installation Notes and Tips

Installation of the HT399090C heater core requires removal of the dashboard and HVAC housing in the compatible Chevrolet and GMC models. It is recommended to drain the cooling system before removal to prevent spills. Careful handling is necessary to avoid damage to the fins and tubes of the heater core. After installation, refill and bleed the cooling system to eliminate air pockets and ensure proper operation.

Quality Assurance and Warranty

Universal Air manufactures the HT399090C heater core to meet or exceed OEM specifications, ensuring reliable performance and durability. While specific warranty details are not provided, Universal Air products typically undergo rigorous quality control to maintain consistent standards. For warranty information, refer to the manufacturer’s guidelines or contact the supplier directly.

This part fits 105 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
1987ChevroletP30Step-Van5.7LV8GASFrontMotorhome Chassis; Heater Core
1987ChevroletP30Base5.7LV8GASFrontMotorhome Chassis; Heater Core
1987ChevroletP30Base6.2LV8DIESELFrontMotorhome Chassis; Heater Core
1987ChevroletP30Base7.4LV8GASFrontMotorhome Chassis; Heater Core
1987ChevroletP30Base4.8LL6GASFrontMotorhome Chassis; Heater Core
1987ChevroletP30Step-Van6.2LV8DIESELFrontMotorhome Chassis; Heater Core
1987ChevroletP30Step-Van7.4LV8GASFrontMotorhome Chassis; Heater Core
1987ChevroletP30Step-Van4.8LL6GASFrontMotorhome Chassis; Heater Core
1987GMCP2500FrontMotorhome Chassis; Heater Core
1987GMCP3500FrontMotorhome Chassis; Heater Core
1986ChevroletP20FrontMotorhome Chassis; Heater Core
1986ChevroletP304.8LL6GASFrontMotorhome Chassis; Heater Core
1986ChevroletP305.7LV8GASFrontMotorhome Chassis; Heater Core
1986ChevroletP306.2LV8DIESELFrontMotorhome Chassis; Heater Core
1986ChevroletP307.4LV8GASFrontMotorhome Chassis; Heater Core
1985GMCP2500FrontMotorhome Chassis; Heater Core
1985GMCP3500FrontMotorhome Chassis; Heater Core
1984ChevroletP30FrontMotorhome Chassis; Heater Core
1984GMCP3500FrontHeater Core
1983ChevroletP20FrontMotorhome Chassis; Heater Core
1983GMCP2500FrontMotorhome Chassis; Heater Core
1982ChevroletP30FrontMotorhome Chassis; Heater Core
1981ChevroletP30FrontMotorhome Chassis; Heater Core
1981GMCP3500FrontMotorhome Chassis; Heater Core
1980GMCP2500FrontMotorhome Chassis; Heater Core
1980GMCP3500FrontMotorhome Chassis; Heater Core
1979GMCP1500N/AMotorhome Chassis; Heater Core
1979GMCP2500FrontMotorhome Chassis; Heater Core
1979GMCP3500FrontMotorhome Chassis; Heater Core
1972ChevroletC10 Suburban4.8LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletC10 Suburban4.1LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletC10 Suburban5.0LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletC10 Suburban6.6LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletC10 Suburban5.7LV8LPGN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletC20 Suburban5.0LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletC20 Suburban6.6LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletC20 Suburban5.7LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletC20 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletK10 Suburban4.1LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletK10 Suburban5.0LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletK10 Suburban6.6LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletK20 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1972ChevroletK20 Suburban5.7LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletC10 Suburban5.7LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletC10 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletC20 Suburban5.7LV8LPGN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletC20 Suburban5.0LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletC20 Suburban6.6LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletC20 Suburban5.7LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletC20 Suburban4.1LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletK10 Suburban4.1LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletK10 Suburban6.6LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletK10 Suburban5.7LV8LPGN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletK20 Suburban5.7LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletK20 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletK20 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletK20 Suburban6.6LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971ChevroletK20 Suburban5.0LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971GMCJimmy5.0LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971GMCJimmy4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1971GMCJimmy4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC10 Suburban5.7LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC10 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC10 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC20 Suburban5.7LV8LPGN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC20 Suburban4.1LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC20 Suburban4.8LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC20 Suburban5.0LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC20 Suburban6.6LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletC20 Suburban5.7LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletK10 Suburban5.0LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletK10 Suburban6.6LV8GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletK10 Suburban4.8LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletK10 Suburban4.1LL6GASN/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletK20 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletK20 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1970ChevroletK20 Suburban5.0LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC10 Suburban5.7LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC10 Suburban5.0LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC10 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC10 Suburban5.3LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC10 Suburban6.5LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC10 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC20 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC20 Suburban6.5LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC20 Suburban5.0LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletC20 Suburban5.3LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletK10 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletK10 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletK10 Suburban5.3LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletK10 Suburban6.5LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletK20 Suburban5.7LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletK20 Suburban6.5LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1969ChevroletK20 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletC10 Suburban5.0LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletC10 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletC10 Suburban5.3LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletC20 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletK10 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletK10 Suburban5.3LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletK10 Suburban6.5LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletK20 Suburban4.8LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletK20 Suburban5.0LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletK20 Suburban5.3LV8N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core
1968ChevroletK20 Suburban4.1LL6N/AFitment note: HVAC Heater Core for vehicles equipped with air conditioning; Heater Core

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