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Home › Genesis › 2021 › GV80 3.5T Advanced › Repair and Diagnosis › Heating, Ventilation & A/C (HVAC) › HVAC Control Systems › Blower System › Blower Unit › Repair Procedures › Replacement

Repair Procedures: Replacement

  1. Disconnect the negative (-) battery terminal.
  2. Recover the refrigerant with a recovery/recycling/charging station.
  3. When the engine is cool, drain the engine coolant from the radiator.

    (Refer to Engine Mechanical System - "COOLANT ")

  4. Remove the cowl top cover.

    (Refer to Body (Interior and Exterior) - "COWL TOP COVER ")

  5. Loosen the mounting bolts and separate the expansion valve (A) from the evaporator core.

    Tightening torque: 

    8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

    G14727504Courtesy of HYUNDAI MOTOR AMERICA
  6. Separate the heater hose (A).
    G14727505Courtesy of HYUNDAI MOTOR AMERICA
  7. Loosen the cowl cross bar assembly mounting bolts (A).
    G14727506Courtesy of HYUNDAI MOTOR AMERICA
  8. Remove the front seat assembly.

    (Refer to Body (Interior and Exterior) - "FRONT SEAT ASSEMBLY ")

  9. Remove the floor console assembly.

    (Refer to Body (Interior and Exterior) - "FLOOR CONSOLE ASSEMBLY ")

  10. Remove the front pillar trim.

    (Refer to Body (Interior and Exterior) - "FRONT PILLAR TRIM ")

  11. Remove the cowl side trim.

    (Refer to Body (Interior and Exterior) - "COWL SIDE TRIM ")

  12. Remove the crash pad lower panel.

    (Refer to Body (Interior and Exterior) - "CRASH PAD LOWER PANEL ")

  13. Remove the crash pad center panel.

    (Refer to Body (Interior and Exterior) - "CRASH PAD CENTER PANEL ")

  14. Remove the steering column shroud lower panel.

    (Refer to Body (Interior and Exterior) - "STEERING COLUMN SHROUD PANEL ")

  15. Remove the steering wheel.

    (Refer to Steering System - "STEERING WHEEL ")

  16. Remove the multifunction switch.

    (Refer to Body Electrical System - "MULTIFUNCTION SWITCH ")

  17. Lower the steering column after loosening the mounting bolts.

    (Refer to Steering System - "STEERING COLUMN AND SHAFT ")

  18. Remove the front door scuff trim.

    (Refer to Body (Interior and Exterior) - "DOOR SCUFF TRIM ")

  19. Remove the shift lever assembly.

    (Refer to Automatic Transaxle System - Dial Type SBW - "REPAIR PROCEDURES ")

  20. Remove the accelerator pedal.

    (Refer to Engine Control/Fuel System - "ACCELERATOR PEDAL ")

  21. Separate the floor carpet (A).
    G14727507Courtesy of HYUNDAI MOTOR AMERICA
  22. Disconnect the SRSCM connector (A).
    G14727508Courtesy of HYUNDAI MOTOR AMERICA
  23. Remove the rear heating duct (A).
    G14727509Courtesy of HYUNDAI MOTOR AMERICA
  24. Disconnect the junction box connectors (A).
    G14727510Courtesy of HYUNDAI MOTOR AMERICA
  25. Disconnect the connectors (A) and the mounting clips in the front pillar.

    [LH] 

    G14727511Courtesy of HYUNDAI MOTOR AMERICA

    [RH] 

    G14727512Courtesy of HYUNDAI MOTOR AMERICA
  26. Disconnect the multi box connectors (A).

    [LH] 

    G14727513Courtesy of HYUNDAI MOTOR AMERICA

    [RH] 

    G14727514Courtesy of HYUNDAI MOTOR AMERICA
  27. Remove the drain hose (A).
    G14727515Courtesy of HYUNDAI MOTOR AMERICA
  28. Remove the lower mounting bolt of the blower unit.

    Tightening torque: 

    3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

    [LH] 

    G14727516Courtesy of HYUNDAI MOTOR AMERICA

    [RH] 

    G14727517Courtesy of HYUNDAI MOTOR AMERICA
  29. After loosening the bolts and nuts remove the crash pad and heater & blower unit assembly (A) together.
    G14727518Courtesy of HYUNDAI MOTOR AMERICA
  30. Disconnect the heater & blower unit connectors.

    [LH] 

    1. Loosen the mounting screw and then remove the shower duct (A).
      G14727519Courtesy of HYUNDAI MOTOR AMERICA
    2. Press the lock pin and then remove the driver's temperature control actuator (A), ADAS drive unit connector (B) and BLE unit connector (C).
      G14727520Courtesy of HYUNDAI MOTOR AMERICA
    3. Press the lock pin and then disconnect the tilt unit connector (A) and IAU unit connector (B).
      G14727521Courtesy of HYUNDAI MOTOR AMERICA
    4. Press the lock pin and then disconnect the console ON/OFF actuator connector (A) and driver's console temperature connector (B).
      G14727522Courtesy of HYUNDAI MOTOR AMERICA
    5. Press the lock pin and then disconnect the vent actuator connector (A) and mode actuator (B).
    G14727523Courtesy of HYUNDAI MOTOR AMERICA

    [RH] 

    1. Loosen the mounting screw and then remove the shower duct (A).
      G14727524Courtesy of HYUNDAI MOTOR AMERICA
    2. Loosen the mounting nuts (A) and then remove the ADAS parking unit (B).
      G14727525Courtesy of HYUNDAI MOTOR AMERICA
    3. Press the lock pin and then disconnect the ADAS parking unit connector (A).
      G14727526Courtesy of HYUNDAI MOTOR AMERICA
    4. Disconnect the PTC heater mounting bolt (A), console temperature actuator connector (B) and console mode actuator connector (C).
      G14727527Courtesy of HYUNDAI MOTOR AMERICA
    5. Press the lock pin and then disconnect the auto defogging actuator connector (A).
      G14727528Courtesy of HYUNDAI MOTOR AMERICA
    6. Press the lock pin and then disconnect the intake actuator connector (A).
      G14727529Courtesy of HYUNDAI MOTOR AMERICA
    7. Press the lock pin and then disconnect the temperature actuator connector (A), power mosfet connector (B) and heater control unit connector (C).
      G14727530Courtesy of HYUNDAI MOTOR AMERICA
    8. Press the lock pin and then disconnect the blower motor connector (A).
    G14727531Courtesy of HYUNDAI MOTOR AMERICA
  31. Loosen the heater & blower unit mounting bolt (A).

    Tightening torque: 

    3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

    G14727532Courtesy of HYUNDAI MOTOR AMERICA
  32. Loosen the mounting nuts and remove the heater & blower unit (A) from the crash pad.

    Tightening torque: 

    3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

    G14727533Courtesy of HYUNDAI MOTOR AMERICA
  33. Loosen the mounting screw and separate the blower unit (A) from the heater & blower unit assembly.

    Tightening torque: 

    3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

    G14727534Courtesy of HYUNDAI MOTOR AMERICA
  34. Install in the reverse order of removal.

    Information 

    • Replace any damaged clips (or retainers or fasteners).
    • Make sure the hood latch release cable is connected properly.
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