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This heater matrix (heater core) is part of the vehicle’s heating system and transfers heat from the engine coolant into the cabin. As air passes through the heater matrix, warm air is supplied through the vehicle vents for passenger comfort and windscreen demisting. The Nissens 73002 heater matrix cross references to Land Rover part numbers JEP500020, JEZ500020 and LR017030. It is commonly fitted to Discovery 3 and Range Rover Sport models.
Part Numbers:
* Nissens 73002
* JEP500020
* JEZ500020
* LR017030
Common replacement reasons:
* No cabin heat
* Coolant leak inside vehicle
* Sweet coolant smell from vents
* Misted windows caused by heater matrix leak
* Blocked heater core reducing heat output
* Coolant loss without visible engine bay leaks
Compatibility:
* Land Rover Discovery 3 / LR3 (2004-2009)
* Range Rover Sport L320 (2005-2009)
Please match the part numbers before purchasing as fitment may vary depending on specification.
Useful information for mechanics:
* Located inside the HVAC heater box behind the dashboard.
* Heater matrix replacement may require significant dashboard disassembly.
* Inspect coolant hoses, O-rings and connections during installation.
* Flush the cooling system if contamination or blockage is suspected.
* After installation, bleed the cooling system according to manufacturer procedures to prevent air locks.
Good used condition with normal signs of use and age-related wear. Please check photos and part numbers carefully to ensure compatibility with your vehicle.
Aftermarket Reference Number: AVA QUALITY COOLING: AU6226
Manufacturer Part Number: 73002
Quantity: 1 - Sold Individually
Material: Aluminium
MPN: 73002
Item Length: 113mm
Placement on Vehicle: Front
Reference OE/OEM Number: LAND ROVER: JEP500020
Brand: Nissens
Type: Heater Core
EAN: 5707286361249
Manufacturer Warranty: 1 Years
Item Height: 26mm
Classic Part: No
Universal Fitment: No
Item Width: 279mm
Performance Part: No