Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

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Heater and Air Conditioning Evaporator and Blower Module (1) - Remove - Heater and Air Conditioning Evaporator and Blower Module Removal and Installation
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Disconnect the electrical connector. (1)
Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt (2) - Remove
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Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt (1) - Remove [3x]
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Air Inlet Housing (1) - Remove
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Heater Core Tube Seal (1) - Remove
Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt (2) - Remove [2x]
Heater Core Tube Bracket (3) - Remove
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Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt (1) - Remove [5x]
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Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt (1) - Remove [2x]
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Air Conditioning Evaporator Tube Cover (1) - Remove
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Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt (1) - Remove [6x]
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Heater and Air Conditioning Evaporator and Blower Upper and Blow Lower Case Bolt (1) - Remove [2x]
Disconnect and remove the air conditioning harness as necessary.
Courtesy of GENERAL MOTORS COMPANY

Air Conditioning Evaporator and Blower Case (1) - Remove
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Air Conditioning Evaporator (1) - Remove
Transfer components as necessary.