Universal Air HT400084C HVAC Heater Core

Brand	Universal Air HT400084C
Product line	Heater Core
Fits	Nissan · 5 vehicles

Heater core. Restores heat transfer in the HVAC system.

Universal Air replacement part for HVAC service.

$82.00Free shipping

In stock · usually ships same day before 1pm CST

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Heater Core for Nissan Titan and Titan XD

Universal Air Heater Core HT400084C is a direct-fit HVAC heater core for select Nissan full-size trucks. It is listed for 2017-2018 Nissan TITAN and 2016-2018 Nissan TITAN XD applications, making it a focused replacement for heating system service on these vehicles.

Key Features

HVAC heater core replacement for the Universal Air Heater Core line
Fits 2017-2018 Nissan TITAN, N/A
Fits 2016-2018 Nissan TITAN XD, N/A
Part number HT400084C for ordering and cross-checking
Built for heater circuit service in the vehicle HVAC system

Product Details

The Universal Air Heater Core HT400084C is used in the cabin heating system to transfer heat into the air stream before it enters the passenger compartment. For Nissan TITAN and Nissan TITAN XD trucks in the listed model years, this heater core supports restoration of normal heater operation when the original core is leaking, restricted, or no longer transferring heat effectively. The HT400084C part number is useful when verifying the correct HVAC heater core for 2017-2018 Nissan TITAN and 2016-2018 Nissan TITAN XD service work.

Common Issues It May Address

Weak or uneven cabin heat
Coolant odor inside the vehicle
Moisture on the inside of the windshield from heater core leakage
Loss of heater performance due to internal restriction
HVAC system service after a failed heater core

Installation Notes and Tips

Confirm the vehicle year, make, and model before ordering. This heater core is listed for 2017-2018 Nissan TITAN and 2016-2018 Nissan TITAN XD, so match the application to the truck exactly. During installation, inspect related HVAC components, coolant condition, and hose connections for signs of contamination or wear before reassembly.

Quality Assurance

Universal Air Heater Core HT400084C is cataloged as an HVAC heater core replacement for the specified Nissan applications. Verify fitment against the vehicle’s build details and existing part number before installation.

This part fits 5 vehicles

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

Year	Make	Model	Notes
2018	Nissan	TITAN	Heater Core
2018	Nissan	TITAN XD	Heater Core
2017	Nissan	TITAN	Heater Core
2017	Nissan	TITAN XD	Heater Core
2016	Nissan	TITAN XD	Heater Core
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