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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 366 (Engine Mechanical - 6.2L (LT4) - Repair Instructions) >> Repair Instructions >> Positive Crankcase Ventilation Oil Separator Drain Pipe Replacement >> Removal Procedure

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.
  1. Engine Coolant Manifold Replacement (LT4) - Remove
  2. GM4093437Courtesy of GENERAL MOTORS COMPANY

    Wiring Harness Clip (1) - Disconnect [2x]

  3. GM4093488Courtesy of GENERAL MOTORS COMPANY

    Positive Crankcase Ventilation Oil Separator Drain Pipe Bolt (1) - Remove

  4. GM4093501Courtesy of GENERAL MOTORS COMPANY

    Clip (1) @ Positive Crankcase Ventilation Oil Separator Drain Pipe - Remove

  5. GM4093516Courtesy of GENERAL MOTORS COMPANY

    Positive Crankcase Ventilation Oil Separator Drain Pipe (1) - Remove

  6. GM4044072Courtesy of GENERAL MOTORS COMPANY

    Positive Crankcase Ventilation Oil Separator Seal (1) - Remove and DISCARD

  7. Oil Flow Check Valve - Remove and DISCARD - Oil Pan Disassemble 
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