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Home >> Cadillac >> 2021 >> CT4 V, 4WD >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Bolted Exterior Body Panels And Closures >> Repair Instructions >> Plenum Front Panel Replacement >> Removal Procedure

Removal Procedure

  1. GM5325063Courtesy of GENERAL MOTORS COMPANY

    Windshield Wiper Arm (3) - Remove [2x]

    1. Using the appropriate trim tool, remove the windshield wiper arm finish cap (1) from the windshield wiper arm (3).
    2. Windshield Wiper Arm Nut (2) - Remove
    3. Grasp the outer end of the windshield wiper arm (3) and gently rock the arm back and forth to remove it from the windshield wiper transmission pivot shaft.
  2. GM5417116Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Grille Panel Extension (1) - Remove [2x]

    1. Apply two layers of masking tape around the top edge of the service part to prevent paint damage.
    2. Using a suitable plastic trim tool, carefully release the air inlet grille panel extension clips.
    3. Remove the air inlet grille panel extension (1) from the air inlet grille panel and upper front fender.
  3. GM5421986Courtesy of GENERAL MOTORS COMPANY

    Remove the 2 hood rear outer air inlet seal retainer (1) from the left and right side.

  4. Remove the hood rear outer air inlet seal (2) from the left and right side.
  5. GM5421990Courtesy of GENERAL MOTORS COMPANY

    Remove the 2 front compartment side sight shield retainer (1) from the left and right side.

  6. Remove the front compartment side sight shield (2) from the left and right side.
  7. GM5417442Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Grille Panel Retainer (1) - Remove [6x]

  8. Air Inlet Grille Panel (2) - Remove
    1. Disconnect the windshield washer nozzle hose from the windshield washer pump hose.
    2. Lift the front edge of the air inlet grille panel (2) and slide the panel forward from both hood hinges to remove.
  9. GM5420286Courtesy of GENERAL MOTORS COMPANY

    Windshield Wiper System Module Shield (1) - Remove

    10. NOTE:

    To prevent erroneous DTC's, disconnect the battery negative cable before disconnecting the windshield wiper motor electrical connector.

  10. Disconnect the battery negative cable. - Battery Negative Cable Disconnection and Connection
  11. GM5420344Courtesy of GENERAL MOTORS COMPANY

    Disconnect the windshield wiper motor electrical connector.

  12. Windshield Wiper System Module Bolt (1) - Remove [2x]
  13. Slide the windshield wiper system module (2) inboard to release the grommet from the plenum and remove the windshield wiper system module (2) from the vehicle.
  14. GM5499581Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Deflector Water Deflector Retainer (1) - Remove [2x]

  15. GM5499583Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Deflector Water Deflector (1) - Remove

  16. GM5422039Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel Nut (1) - Remove [3x]

  17. Plenum Front Panel Bolt (2) - Remove [3x]
  18. Disconnect the electrical connector.
  19. Pull the forward lamp wiring harness (3) out from the plenum front panel.
  20. GM5422041Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel Bolt (1) - Remove [4x]

  21. Plenum Front Panel Nut (2) - Remove [3x]
  22. Disconnect the electrical connector.
  23. Pull the forward lamp wiring harness (3) out from the plenum front panel if equipped.
  24. GM5422044Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel (1) - Remove

  25. GM5524604Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    This is a push nut.

    Plenum Panel Nut (1) - Remove [9x]

  26. Dash Panel Outer Upper Insulator (2) - Remove
  27. Plenum Front Panel (3) - Remove
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