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Home >> Cadillac >> 2021 >> CT4 V, RWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 2.7L (L3B) - Repair Instructions - Ct4 (4 Of 6) >> Oil Pan Replacement (AWD) >> Removal Procedure

Removal Procedure

  1. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection
  2. Raise and support the vehicle. Lifting and Jacking the Vehicle
  3. Drain the engine oil. Engine Oil and Oil Filter Replacement 
  4. GM5389821Courtesy of GENERAL MOTORS COMPANY

    Lower Oil Pan Bolt (1) - Remove [17x]

  5. NOTE:

    Do not pry on the oil pan to lower crankcase extension as the sealing surface will become damaged.

  6. Locate the four threaded insert jack screw locations on the lower oil pan. Use four lower oil pan bolts in these locations, and tighten the bolts by hand 1 to 2 turns each in a uniform manner, rotating between bolts until the oil pan has full separation from the lower crankcase extension.
  7. Oil Pan (2) - Remove