Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Install the Heater Core on an Audi A6

Model: Audi A6 C5, MK 2 - Years 1997-2004
Part: Heater core

In this video, see how to install the heater core on an Audi A6. Insert the new heater core into the housing where the old one was removed, and tighten the screws of the black plastic cover over the heater core with a screwdriver. Now connect the two hoses and tighten the metal clamps. Also connect the two hoses (tighten the clamps) for the heater core in the engine compartment. Prepare to install the plastic covers of the center tunnel (located under the dashboard). Disconnect the heater core that goes into the cabin. Let's install the new piece.

Updated on 28 February 2026 by ScegliAuto

Video tutorial

Related tutorials

How to replace the cabin heater radiator of the Audi A6
How to replace the cabin heater radiator of the Audi A6
Audi A6 (1997-2004 / C5, MK 2) Today's steps will show us the useful directions for disassembling and replacing the heater radiator of the Audi A6's cabin. First of all, we get on …
Replacing the Cabin Heater Valve
Replacing the Cabin Heater Valve
Audi A6 (2004-2012 / C6, MK 3) The flow of coolant through the cabin heater radiator is controlled by electric valves managed by the automatic climate control unit. Depending on th…
How do you replace the Audi A6 water pump?
How do you replace the Audi A6 water pump?
Audi A6 (2011-2018 / C7, MK 4) To be able to replace the Audi A6 water pump, you need to open the hood, in order to have access to the components inside the engine compartment. It …

Other guides you may be interested in

How to Change the Dashboard of the Volkswagen Polo

First, ensure your safety by disconnecting and lifting the bonnet to disconnect the battery cables. Next, start removing the components of the central column of the vehicle, where the stereo and various controls are located. After disconnecting the plugs, remove the bolts securing these parts to the bottom of the dashboard. Lift the central glove compartment with a screwdriver to remove it and unscrew the screws at the back. Now, simply remove the last screws indicated in the video to extract the entire central column, and you're done!

Watch the video!


by ScegliAuto

More videos