A8 Quattro Sedan V8-4.2L (AUX) (2001)
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Lightly cover contact surface of both coolant lines -A- and -B- at grommet -C- with silicone lubricant (so that the lines can be moved without
changing the position of the grommet).
Version "1 " heater core, removing
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Remove clip -A- and -B- and push the two coolant hoses in the direction of plenum.
NOTE: Since the grommet in the area of passage of the coolant lines is slightly covered with silicone lubricant, the lines can be moved without
moving the grommet from the A/C housing.
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Remove screws -C- and remove bow.
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Remove heater core from heating system.
Version "2" heater core, removing