Heating system radiator AUDI A6 1998

OEM: 4B1819031

Disassembled car photo

Engine running

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Details for this exact part

Code
4B1819031
OEM
4B1819031
Condition
Used
Availability
1 in stock - ready to ship
Make, model
AUDI A6 1997-2001
Year
1999 2000
Engine
Petrol 2.4L 121KW - ARJ Diesel 2.5TDI 110KW - AKN
VIN
WAUZZZ4BZXN089180 WAUZZZ4BZYN089879

What is this part and why does it matter?

The heater radiator warms the air passing through it using heat from the engine’s hot coolant, to heat the cabin.

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Signs of a faulty part

If you notice any of the following, the part likely needs replacement:

  • The heater blows cold or barely warm air
  • An antifreeze smell in the cabin
  • Misting or damp on the front-passenger footwell

Installation information

Needs significant dashboard removal on most models and draining the coolant.

Frequently asked questions

Most often corrosion or fatigue cracks in the radiator’s thin metal tubes after long use.

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