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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 231 (HVAC - Automatic) >> Repair Instructions >> Sun Load Temperature and Ambient Light and Security Indicator Sensor Replacement >> Removal Procedure

Removal Procedure

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  1. Disable the SIR system. SIR Disabling and Enabling
  2. GM5423347Courtesy of GENERAL MOTORS COMPANY

    Pull the windshield garnish moldings (1) rearwards to release the tether from the A pillar.

  3. Access the windshield garnish molding bolts (2) which are located on the backside of the windshield garnish moldings (1) securing the tethers to the A pillars.
  4. Windshield Garnish Molding Bolts - Remove [2x]
  5. Disconnect the electrical connectors.
  6. Remove both windshield garnish moldings.
  7. GM5421700Courtesy of GENERAL MOTORS COMPANY

    Using a flat-bladed plastic trim tool, to release the instrument panel extension (1) retainer clips.

  8. Instrument Panel Extension (1) - Remove
  9. Disconnect the electrical connector.
  10. GM5437593Courtesy of GENERAL MOTORS COMPANY

    Depress the sun load temperature and ambient light and security indicator sensor (1) detents to remove the sensor from the instrument panel extension.

  11. Sun Load Temperature and Ambient Light and Security Indicator Sensor (1) - Remove