LEMON Manuals: Even more car manuals for everyone
Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 170 (Engine Mechanical - 2.7L (L3B) - Repair Instructions (2 Of 3)) >> Repair Instructions >> Lower Crankcase Extension Overhaul (AWD) >> Disassemble Procedure

Disassemble 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.
  1. Lower Crankcase Extension - Remove - Lower Crankcase Extension Replacement (AWD) , or Lower Crankcase Extension Replacement (RWD) 
  2. GM5389940

    Oil Pan High Pressure Port Seal (2) - Remove and DISCARD

  3. Lower crankcase locating pin (2) is press fit and not serviceable separately.
  4. Engine block lower structural extension pin (3) is press fit and not serviceable separately.
  5. GM5389945

    Oil Pump Flow Control Solenoid Valve Bolt (1) - Remove

  6. Oil Pump Flow Control Solenoid Valve Wire (2) - Remove
  7. Oil Pump Flow Control Valve Seal (3) - Remove and DISCARD
  8. GM5389951

    Oil Pump Flow Control Solenoid Valve Bolt (1) - Remove

  9. Oil Pump Flow Control Solenoid Valve (2) - Remove
  10. GM5389966

    Balancer Shaft Housing Bolt (1) - Remove [7x]

  11. Balancer Shaft Lower Housing (2) - Remove
  12. GM5331277

    Oil Pump Bolt (1) - Remove [4x]

  13. Balancer Shaft Lower Housing (2) - Remove
  14. Oil Pump (3) - Remove
  15. Oil Pump Drive Shaft (4) - Remove
  16. Oil Pump Gasket (5) - Remove and DISCARD
  17. GM5389986

    Balancer Shaft Housing Bolt (1) - Remove [2x]

  18. Balancer Shaft Bearing Cap (2) - Remove
  19. Balancer Shaft Bearing (3) - Remove [10x]
  20. Balancer Drive Shaft (4) - Remove
  21. Balancer Driven Shaft (5) - Remove
  22. GM5389989

    Positive Crankcase Ventilation Tube (1) - Remove

  23. Balancer Shaft Housing Locating Pin (2) - Remove [2x]
  24. Engine Block Lower Structural Extension Pin (3) - Remove [2x]
  25. Engine Block Lower Structural Extension Core Hole Plug (4) - Remove
  26. Engine Block Lower Structural Extension Oil Gallery Plug (5) - Remove
  27. Engine Block Lower Structural Extension Oil Gallery Plug (6) - Remove [2x]