NISSAN
Nissan Terra Heater Core 27140-4JA2A: What to Confirm Before Booking the Repair
A match-first guide to confirming Nissan heater core 27140-4JA2A and planning the workshop conversation before ordering or booking a Terra HVAC repair.
A heater core purchase is usually tied to a larger workshop job, so the part decision deserves more than a quick model-name match. The current TAP Auto Parts listing identifies a genuine Nissan front heater core assembly for Nissan Terra applications that match OEM part number 27140-4JA2A. That gives a buyer a precise starting point, but it does not replace vehicle-specific confirmation.
Begin with the part number
Use 27140-4JA2A as the main reference when you speak with the seller or workshop. Compare it with the number on the removed part, an official parts lookup, or the workshop's vehicle-specific parts information. A vehicle name alone may not capture every production or equipment variation.
The listing describes the item as a Core Assy-Front Heat and a heater core assembly. Keep those terms together in your request so the workshop understands which HVAC component you are considering. Do not assume that a visually similar heat exchanger is interchangeable.
Build a useful vehicle record
Before ordering, record the vehicle identification number, model year, engine information, market specification, and any details the workshop requests. Ask the workshop to confirm that 27140-4JA2A is the correct reference for that exact vehicle. This is especially useful when the existing unit is difficult to inspect before disassembly.
If a removed part is available, photograph its overall shape, pipe positions, mounting points, and any readable number. These images are comparison evidence, not a substitute for a catalog or VIN check.