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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 273 (Propeller Shaft) >> Repair Instructions >> Propeller Shaft Replacement (without LT4) >> 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. Raise and support the vehicle. Lifting and Jacking the Vehicle
  2. Floor Panel Tunnel Panel Front Brace - Remove - Floor Panel Tunnel Panel Front Brace Replacement
  3. Exhaust Muffler (1) - Remove - Exhaust Muffler Replacement (LSY) , or Exhaust Muffler Replacement (LGY)
  4. GM5309833Courtesy of GENERAL MOTORS COMPANY

    Exhaust Intermediate Underbody Heat Shield (2) - Remove - Exhaust Intermediate Underbody Heat Shield Replacement

  5. Floor Panel Number 2 Cross Bar Reinforcement - Remove - Floor Panel Number 2 Cross Bar Reinforcement Replacement
  6. GM5863694Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Before removing the propeller shaft from the vehicle, paint or scribe references marks on the transmission flange to the propeller shaft and the rear differential drive flange to ensure minimal driveline system imbalance.

    Mark (2) the relationship of the propeller shaft flange (3) and the output flange (1) of the transmission.

  7. GM5863695Courtesy of GENERAL MOTORS COMPANY

    Mark (3) the relationship of the propeller shaft flange (1) and the rear axle pinion flange (2).

  8. GM5863696Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure that the propeller shaft is secured to the jack stand.

    Support the propeller shaft with a suitable jack stand.

  9. Remove the three front propeller shaft bolts (2) and the nuts (1).
  10. GM5863697Courtesy of GENERAL MOTORS COMPANY

    Remove the three rear propeller shaft bolts (1) and the nuts (2).

  11. GM5317835Courtesy of GENERAL MOTORS COMPANY

    Mark (2) the relationship of the propeller shaft to the rear differential flange using a paint pen.

  12. CAUTION:

    When removing the propeller shaft, do not remove the propeller shaft coupler from the propeller shaft assembly. The only bolts that should be removed are those that mount each coupler to the transmission output flange, and to the rear drive axle input flange. Failure to properly remove the propeller shaft assembly may cause coupler damage, resulting in necessary replacement of the entire propeller shaft.

  13. Rear Propeller Shaft Nut (3) - Remove [3x]
  14. Rear Propeller Shaft Bolt (1) - Remove [3x]
  15. Support and secure the propeller shaft to a suitable hydraulic jack stand.
  16. GM5317838Courtesy of GENERAL MOTORS COMPANY

    Propeller Shaft Bearing Support Bolt (1) - Remove [2x]

  17. GM5317841Courtesy of GENERAL MOTORS COMPANY

    Propeller Shaft (1) - Remove