Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.

Intake Manifold Cover - Remove - Intake Manifold Cover Replacement
Courtesy of GENERAL MOTORS COMPANY

NOTE:
If equipped, pull back the insulator sleeve.

Electrical Connector (1) @ Engine Coolant Temperature Sensor (2) - Disconnect
Courtesy of GENERAL MOTORS COMPANY

Radiator Surge Tank Inlet Hose Clip (1) @ Positive Crankcase Ventilation Hose - Remove
Courtesy of GENERAL MOTORS COMPANY

Disconnect the electrical connector at the sensor.
Positive Crankcase Ventilation Hose Connector Bolt (1) - Remove [2x]
Retainer (2) - Unclip
Positive Crankcase Ventilation Hose (3) - Remove
Positive Crankcase Ventilation Hose Fitting Seal (4) - Remove and DISCARD [2x]