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Genuine Audi Heater Core

HVAC Heater Core
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25 Heater Cores found

  • Diagram for Audi Heater Core - 1K0-819-031-E
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    Audi Heater Core Part Number: 1K0-819-031-E

    $215.38 MSRP: $301.65
    You Save: $86.27 (29%)
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    Fits the following Audi Models:
    • A3 | 2013 | Base, TDI | 4 Cyl 2.0 L DIESEL, 4 Cyl 2.0 L GAS
    • A3 Quattro | 2013 | Base | 4 Cyl 2.0 L GAS
    • Q3 | 2015-2016 | Premium Plus, Prestige | 4 Cyl 2.0 L GAS
    • Q3 Quattro | 2015-2016 | Premium Plus, Prestige | 4 Cyl 2.0 L GAS
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  • Diagram for Audi Heater Core - 8E1-820-031
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    Audi Heater Core Part Number: 8E1-820-031

    $196.35 MSRP: $275.00
    You Save: $78.65 (29%)
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    Fits the following Audi Models:
    • A4 | 2002-2009 | Base, Cabriolet | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.2 L GAS
    • A4 Quattro | 2002-2009 | Avant, Base, Cabriolet | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.2 L GAS
    • RS4 | 2007-2008 | Base, Cabriolet | 8 Cyl 4.2 L GAS
    • S4 | 2004-2009 | Avant, Base, Cabriolet | 8 Cyl 4.2 L GAS
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  • Diagram for Audi Heater Core - 1K0-819-031-D
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    Audi Heater Core Part Number: 1K0-819-031-D

    $222.52 MSRP: $311.65
    You Save: $89.13 (29%)
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    Product Specifications
    • Replaces: 1K0-819-031-B, 1K0-819-031, 1K0-819-031-A
    Fits the following Audi Models:
    • A3 | 2006-2013 | Base, TDI | 4 Cyl 2.0 L DIESEL, 4 Cyl 2.0 L GAS
    • A3 Quattro | 2006-2013 | Base | 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
    • Q3 | 2015-2018 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
    • Q3 Quattro | 2015-2018 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
    • TT | 2008-2009 | Base | 4 Cyl 2.0 L GAS
    • TT Quattro | 2008-2015 | Base, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
    • TT RS Quattro | 2012-2013 | Base | 5 Cyl 2.5 L GAS
    • TTS Quattro | 2009-2015 | Base | 4 Cyl 2.0 L GAS
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  • Diagram for Audi Heater Core - 5Q0-819-031-B
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    Audi Heater Core Part Number: 5Q0-819-031-B

    $222.52 MSRP: $311.65
    You Save: $89.13 (29%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Other Name: Heatercore
    • Replaces: 5Q0-819-031
    Fits the following Audi Models:
    • A3 | 2022-2024, 2015-2020 | Premium, Premium Plus, Prestige, TDI Premium, TDI Premium Plus, TDI Prestige, Titanium | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L DIESEL, 4 Cyl 2.0 L GAS
    • A3 Quattro | 2022-2023, 2015-2020 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
    • A3 Sportback e-tron | 2016-2018 | Premium, Premium Plus, Prestige | 4 Cyl 1.4 L PLUG-IN HYBRID EV-GAS (PHEV)
    • Q3 | 2019-2024 | Premium, Premium Plus, Prestige, S-Line Premium, S-Line Premium Plus, S-Line Prestige | 4 Cyl 2.0 L GAS
    • RS3 | 2022-2024, 2017-2020 | Base | 5 Cyl 2.5 L GAS
    • S3 | 2022-2024, 2015-2020 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
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  • Diagram for Audi Heater Core - 8D1-819-030-B
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    Audi Heater Core Part Number: 8D1-819-030-B

    $222.52 MSRP: $311.65
    You Save: $89.13 (29%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Other Name: Core
    • Replaces: 8D1-819-030-A
    Fits the following Audi Models:
    • 100 | 1989-1994 | Base, CS, E, S | 5 Cyl 2.3 L GAS, 6 Cyl 2.8 L GAS
    • 100 Quattro | 1989-1994 | Base, CS | 5 Cyl 2.3 L GAS, 6 Cyl 2.8 L GAS
    • 200 | 1989-1991 | Base | 5 Cyl 2.2 L GAS
    • 200 Quattro | 1989-1991 | 20v, 20v Avant, Avant, Base | 5 Cyl 2.2 L GAS
    • 80 | 1988-1992 | Base | 4 Cyl 2.0 L GAS, 5 Cyl 2.3 L GAS
    • 80 Quattro | 1988-1992 | Base | 5 Cyl 2.3 L GAS
    • 90 | 1993-1995, 1988-1991 | Base, CS, S, Sport | 4 Cyl 2.0 L GAS, 5 Cyl 2.3 L GAS, 6 Cyl 2.8 L GAS
    • 90 Quattro | 1993-1995, 1988-1991 | 20v, Base, CS, Sport | 5 Cyl 2.3 L GAS, 6 Cyl 2.8 L GAS
    • A4 | 1996-2001 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS
    • A4 Quattro | 1996-2001 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS
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  • Diagram for Audi Heater Core - 4B1-819-031-C
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    Audi Heater Core Part Number: 4B1-819-031-C

    $220.15 MSRP: $308.33
    You Save: $88.18 (29%)
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    Fits the following Audi Models:
    • A6 | 1999-2004 | Base | 6 Cyl 2.8 L GAS, 6 Cyl 3.0 L GAS
    • A6 Quattro | 1999-2004 | Avant, Base | 6 Cyl 2.7 L GAS, 6 Cyl 2.8 L GAS, 6 Cyl 3.0 L GAS, 8 Cyl 4.2 L GAS
    • Allroad Quattro | 2001-2005 | Base | 6 Cyl 2.7 L GAS, 8 Cyl 4.2 L GAS
    • S6 | 2002-2003 | Avant | 8 Cyl 4.2 L GAS
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  • Diagram for Audi Heater Core - 420-898-037-A
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    Audi Heater Core Part Number: 420-898-037-A

    $324.26 MSRP: $454.15
    You Save: $129.89 (29%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Replaces: 4F0-820-031-D
    Fits the following Audi Models:
    • A6 | 2007-2011 | Base | 6 Cyl 3.2 L GAS
    • A6 Quattro | 2007-2011 | Avant, Base | 6 Cyl 3.0 L GAS, 6 Cyl 3.2 L GAS, 8 Cyl 4.2 L GAS
    • R8 | 2014-2015, 2008-2012 | Base, GT, GT Spyder, Plus, Spyder | 10 Cyl 5.2 L GAS, 8 Cyl 4.2 L GAS
    • S6 | 2007-2011 | Base | 10 Cyl 5.2 L GAS
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  • Diagram for Audi Heater Core - 4D0-819-030
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    Audi Heater Core Part Number: 4D0-819-030

    $351.29 MSRP: $492.00
    You Save: $140.71 (29%)
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    Fits the following Audi Models:
    • A8 | 1997-1999 | Base | 8 Cyl 3.7 L GAS
    • A8 Quattro | 1997-2001 | Base, L | 8 Cyl 4.2 L GAS
    • S8 | 2001 | Base | 8 Cyl 4.2 L GAS
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  • Diagram for Audi Heater Core - 4H0-898-037
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    Audi Heater Core Part Number: 4H0-898-037

    $460.53 MSRP: $644.99
    You Save: $184.46 (29%)
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    Fits the following Audi Models:
    • A6 | 2012-2018 | Premium, Premium Plus, Sport | 4 Cyl 2.0 L GAS
    • A6 Quattro | 2012-2018 | Competition, Premium, Premium Plus, Prestige, Sport, TDI Premium Plus, TDI Prestige | 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS
    • A7 Quattro | 2012-2018 | Base, Competition, Premium Plus, Prestige, TDI Premium Plus, TDI Prestige | 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS
    • A8 Quattro | 2011-2018 | Base, L, L Sport, L TDI, L W12 | 12 Cyl 6.3 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS, 8 Cyl 4.0 L GAS, 8 Cyl 4.2 L GAS
    • RS7 | 2014-2018 | Base, Performance | 8 Cyl 4.0 L GAS
    • S6 | 2013-2018 | Base, Premium Plus, Prestige | 8 Cyl 4.0 L GAS
    • S7 | 2013-2018 | Base, Premium Plus, Prestige | 8 Cyl 4.0 L GAS
    • S8 | 2013-2018 | Base, Plus | 8 Cyl 4.0 L GAS
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  • Audi Heater Core - 5Q0-819-031-A
    Diagram for Audi Heater Core - 5Q0-819-031-A
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    Audi Heater Core Part Number: 5Q0-819-031-A

    $157.07 MSRP: $219.99
    You Save: $62.92 (29%)
    Ships in 1-2 Business Days
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    Fits the following Audi Models:
    • TT Quattro | 2016-2023 | Base | 4 Cyl 2.0 L GAS
    • TT RS Quattro | 2018-2022 | Base, Heritage Edition | 5 Cyl 2.5 L GAS
    • TTS Quattro | 2016-2023 | Base | 4 Cyl 2.0 L GAS
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  • Audi Heater Core - 1J1-819-031-B
    Diagram for Audi Heater Core - 1J1-819-031-B
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    Audi Heater Core Part Number: 1J1-819-031-B

    $222.52 MSRP: $311.65
    You Save: $89.13 (29%)
    Ships in 1-2 Business Days
    ADD TO CART
    Product Specifications
    • Replaces: 1J1-819-031-A
    Fits the following Audi Models:
    • 4000 Quattro | 1984-1987 | CS, S | 5 Cyl 2.2 L GAS
    • 5000 | 1984-1986 | S, S Turbo | 5 Cyl 2.2 L GAS
    • 5000 Quattro | 1986-1987 | CS, S | 5 Cyl 2.2 L GAS, 5 Cyl 2.3 L GAS
    • Quattro | 1984-1985 | Base | 5 Cyl 2.2 L GAS
    • TT | 2000-2006 | Base | 4 Cyl 1.8 L GAS
    • TT Quattro | 2000-2006 | ALMS Edition, Base, Special Edition | 4 Cyl 1.8 L GAS, 6 Cyl 3.2 L GAS
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  • Audi Heater Core - 7L0-819-031
    Diagram for Audi Heater Core - 7L0-819-031
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    Audi Heater Core Part Number: 7L0-819-031

    $222.52 MSRP: $311.65
    You Save: $89.13 (29%)
    Ships in 1-2 Business Days
    ADD TO CART
    Fits the following Audi Models:
    • Q7 | 2007-2015 | Base, Premium, Premium Plus, Prestige, TDI, TDI Premium, TDI Premium Plus, TDI Prestige | 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 4.2 L GAS
  • Audi Heater Core - 7L0-819-032-A
    Diagram for Audi Heater Core - 7L0-819-032-A
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    Audi Heater Core Part Number: 7L0-819-032-A

    $221.33 MSRP: $309.99
    You Save: $88.66 (29%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Replaces: 7L0-819-032
    Fits the following Audi Models:
    • Q7 | 2007-2015 | Base, Premium, Premium Plus, Prestige, TDI, TDI Premium, TDI Premium Plus, TDI Prestige | 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 4.2 L GAS
  • Audi Heater Core - 4B1-819-031
    Diagram for Audi Heater Core - 4B1-819-031
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    Audi Heater Core Part Number: 4B1-819-031

    $208.49 MSRP: $292.00
    You Save: $83.51 (29%)
    Ships in 1-2 Business Days
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    Fits the following Audi Models:
    • A6 | 1998-1999 | Base | 6 Cyl 2.8 L GAS
    • A6 Quattro | 1998-1999 | Avant, Base | 6 Cyl 2.8 L GAS
  • Audi Heater Core - 4F0-820-031-C
    Diagram for Audi Heater Core - 4F0-820-031-C
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    Audi Heater Core Part Number: 4F0-820-031-C

    $240.38 MSRP: $336.67
    You Save: $96.29 (29%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Replaces: 4F0-820-031-A
    Fits the following Audi Models:
    • A6 | 2006-2008 | Base | 6 Cyl 3.2 L GAS
    • A6 Quattro | 2005-2008 | Avant, Base | 6 Cyl 3.2 L GAS, 8 Cyl 4.2 L GAS
    • S6 | 2007-2008 | Base | 10 Cyl 5.2 L GAS
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  • Audi Heater Core - 4D0-898-030-B
    Diagram for Audi Heater Core - 4D0-898-030-B
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    Audi Heater Core Part Number: 4D0-898-030-B

    $302.96 MSRP: $424.32
    You Save: $121.36 (29%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Replaces: 4E0-820-031, 4D0-898-030-A
    Fits the following Audi Models:
    • A8 Quattro | 2001-2010 | Base, L | 12 Cyl 6.0 L GAS, 8 Cyl 4.2 L GAS
    • S8 | 2007-2009, 2001-2003 | Base | 10 Cyl 5.2 L GAS, 8 Cyl 4.2 L GAS
  • Audi Heater Core - 4M0-898-037-C
    Diagram for Audi Heater Core - 4M0-898-037-C
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    Audi Heater Core Part Number: 4M0-898-037-C

    $264.76 MSRP: $370.82
    You Save: $106.06 (29%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Replaced by: 8B3-820-037-A
    Fits the following Audi Models:
    • A4 | 2017-2020 | Premium, Premium Plus, Prestige, Titanium | 4 Cyl 2.0 L GAS
    • A4 allroad | 2017-2023 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV)
    • A4 Quattro | 2017-2023 | Premium, Premium Plus, Prestige, Ultra sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV)
    • A5 Quattro | 2018-2023 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV)
    • A5 Sportback | 2018-2023 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV)
    • A6 allroad | 2020-2023 | Premium Plus, Prestige | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
    • A6 Quattro | 2019-2023 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
    • A7 Sportback | 2019-2023 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV), 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
    • A8 Quattro | 2019-2023 | L, L Plug-In Hybrid | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L PLUG-IN HYBRID EV-GAS (PHEV), 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
    • e-tron Quattro | 2021-2023, 2019 | Chronos Edition, Premium, Premium Plus, Prestige | BATTERY EV (EV/BEV)
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  • Audi Heater Core - 4H0-898-037-B
    Diagram for Audi Heater Core - 4H0-898-037-B
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    Audi Heater Core Part Number: 4H0-898-037-B

    $318.31 MSRP: $445.81
    You Save: $127.50 (29%)
    Ships in 1-2 Business Days
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    Fits the following Audi Models:
    • A8 Quattro | 2011-2023 | Base, L, L Plug-In Hybrid, L Sport, L TDI, L W12 | 12 Cyl 6.3 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS, 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L PLUG-IN HYBRID EV-GAS (PHEV), 8 Cyl 4.0 L GAS, 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV), 8 Cyl 4.2 L GAS
    • Q7 | 2017-2023 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS, 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
    • Q8 | 2019-2023 | Premium, Premium Plus, Prestige | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
    • RS Q8 | 2020-2023 | Base | 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
    • S8 | 2020-2023, 2013-2018 | Base, Plus | 8 Cyl 4.0 L GAS, 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
    • SQ7 | 2020-2023 | Premium Plus, Prestige | 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
    • SQ8 | 2020-2023 | Premium Plus, Prestige | 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
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  • Audi Heater Core - 8K0-898-037-A
    Diagram for Audi Heater Core - 8K0-898-037-A
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    Audi Heater Core Part Number: 8K0-898-037-A

    $366.52 MSRP: $513.34
    You Save: $146.82 (29%)
    Ships in 1-2 Business Days
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    Fits the following Audi Models:
    • A4 | 2009-2016 | Base, Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
    • A4 Quattro | 2009-2016 | Avant, Base, Premium, Premium Plus, Prestige | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
    • A5 | 2010-2014 | Cabriolet | 4 Cyl 2.0 L GAS
    • A5 Quattro | 2008-2017 | Base, Cabriolet, Premium, Premium Plus, Prestige, Sport | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
    • allroad | 2013-2016 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L FLEX
    • Q5 | 2009-2017 | Premium, Premium Plus, Prestige, TDI Premium Plus, TDI Premium Plus S-Line, TDI Prestige, TDI Prestige S-Line | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS, 6 Cyl 3.2 L GAS
    • RS5 | 2013-2015 | Base, Cabriolet | 8 Cyl 4.2 L GAS
    • S4 | 2010-2016 | Base, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
    • S5 | 2008-2017 | Base, Cabriolet, Premium Plus, Prestige | 6 Cyl 3.0 L GAS, 8 Cyl 4.2 L GAS
    • SQ5 | 2014-2017 | Premium Plus, Prestige | 6 Cyl 3.0 L GAS
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  • Diagram for Audi Heater Core - 701-819-032
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    Product Specifications
    • Other Name: Heatercore
    Fits the following Audi Models:
    • A4 | 2002-2007 | Base, Cabriolet | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.2 L GAS
    • A4 Quattro | 2002-2007 | Avant, Base, Cabriolet | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.2 L GAS
    • RS4 | 2007 | Base | 8 Cyl 4.2 L GAS
    • S4 | 2004-2007 | Avant, Base, Cabriolet | 8 Cyl 4.2 L GAS
    View More
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1-20 of 25 Results

Audi Heater Core

The Audi Heater Core collects the heat from the engine and transfers it to the cabin so passengers can stay warm and windows can remain clear on the cold mornings. Audi as a brand is a combination of German heritage and modern innovation that features such things as Quattro all-wheel drive to grip slick roads, Virtual Cockpit screens to turn your gauges into colorful maps, and even matrix headlights that brighten dark lanes without dazzling oncoming traffic. Founded in 1909 and now pushing into e-tron electric models, Audi is a company that balances sporty performance with environmental responsibility, allowing drivers to enjoy brisk acceleration while knowing that energy-saving technology is working behind the scenes. Advanced safety features and trials in self-driving tech only go to show Audi is also interested in making every drive a thrilling yet safe one, so that teens will have something to look forward to when it comes to their keys. Across all showrooms, Audi vehicles exude a combination of luxury and reliability that ensures high durability. Inside this lineup, the Heater Core is still a compact superstar. Hidden under the dash, the Heater Core draws hot coolant in through small hoses, pumps it through aluminum tubes and fins, then depends on a blower to combine the retrieved heat with fresh cabin air, providing good comfort with no additional fuel burn. Modern controls vary coolant flow using smart sensors, so that precise temperature splits between driver and passenger are possible. When coolant is circulated, the Heater Core is also able to offload surplus engine heat during spirited driving, aiding the overall thermal stability and extending component life. Proper coolant quality keeps the Heater Core free of sludge and corrosion to ensure years of fog-free glass and warm hands.

Stick with genuine OEM Heater Core when you need quality that holds up. Audi crafts these parts to hit strict factory specs for every single unit. They also run each part through rigorous checks during production to maintain high quality. You can find exact Audi Heater Core you need in our huge stock at AudiPartsGiant.com. You'll love our low, economical prices too. Every OEM part carries a real manufacturer's warranty, so you can buy with confidence. Returns aren't a headache here because our policy is simple. Plus, our speedy delivery gets orders out fast. Shop today and buy with total peace of mind.

Audi Heater Core Parts and Q&A

  • Q: How to remove and install a heater core on Audi A4?
    A:
    Take off the engine covers, remove and disconnect the battery and empty the cooling system. Label the heater hoses and disconnect them at the heater core inlet and outlet on the engine side of the firewall; in the event that they are difficult to separate, the hose should be cut and new ones installed during installation. As much coolant as possible must be removed using a suction gun and the open tubes plugged. Disassemble the knee bolster, heater core cover fasteners and cover and remember to cover the carpet with plastic cover to avoid spillage of the coolant. Dislodge the heater core tube clamp fasteners, put a rag or small drain pan under the tubes and carefully unclamp the tubes off the core. After all the coolant is drained, remove the heater core in the housing. The opposite of removal is installation, and it is necessary to make sure that the heater core pipes and core have been installed with original insulating or sealing material. Fill up and bleed the cooling system and then get the engine going and ensure proper functioning.
  • Q: How to remove and replace the Heater Core on Audi A6?
    A:
    Take the power seats all the way back and open the engine hood, pulling off the rubber molding at the rear bulkhead of the engine compartment. To remove the plenum chamber cover, pull it forwards, then disconnect the battery cables and remove the battery. In the 1998 model, take away the entire windscreen wiper assembly. Remove the insulating grommet in the plenum chamber and loosen or remove screw by 10 mm. To relieve pressure from the cooling system, loosen the cap on the coolant reservoir. Next, clamp off the heater core hoses with coolant hose pinch-off clamps and disconnect both hoses marking them for correct reattachment. To begin, place your bucket underneath the connection to the heater core. Using compressed air, blow out any coolant present. Finally, remove the rubber grommet. In the passenger compartment of the car, the steering column is tilted down; the trim that is under the instrument cluster is removed, then the fasteners of the steering column trim panel, plus the lower trim; then you will be able to reach the left side of the evaporator housing. To detach the heater core, you need to unscrew the screw and remove the bracket, loosen the clamps, and pull out the heater core slightly from the evaporator housing followed by disconnecting the coolant lines. In case the brake pedal mounting bracket interferes, strip off the dashboard end covers and back off the dashboard cross brace mounting fasteners to allow sufficient movement to remove the heater core. After installation, the reverse procedure will take place. Be sure to replace heater core hose clamps and O-rings for seals. Do not thread hose clamps against the evaporator housing. Fill and bleed the cooling system while checking for leaks.

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