FixVault

Removal Procedure

WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE:
    • Prior to removing the differential carrier assembly. Review: K47 Rear Differential Clutch Control Module: Programming and Setup . It may be necessary to prepare the control module for removal using the SPS programming tool prior to lowering the carrier assembly.
    • Rear differential clutch service calibration values may need to be retrieved off of the new carrier assembly prior to installation, which may be used during the module programming and setup.
  1. Prepare the control module for removal using the SPS programming support tool. K47 Rear Differential Clutch Control Module: Programming and Setup
  2. NOTE:

    The rear differential clutch control module can now be removed and replaced.

  3. Raise and support the vehicle. Lifting and Jacking the Vehicle
  4. Differential Carrier Assembly - Drain. Differential Clutch Oil Replacement , Differential Oil Replacement 
  5. Propeller Shaft - Remove. Propeller Shaft Replacement .
  6. Exhaust Muffler Assembly - Remove. Exhaust Muffler Replacement (2.0L LTG) , or Exhaust Muffler Replacement (3.6L LGX)
  7. Rear Parking Brake Actuator - Disconnect. Parking Brake Actuator Replacement (GNC) , or Parking Brake Actuator Replacement (GNQ)
  8. Rear Wheel Drive Shaft - Remove. Rear Wheel Drive Shaft Replacement - Left Side , Rear Wheel Drive Shaft Replacement - Right Side
  9. Differential Carrier Assembly - Remove. Differential Carrier Assembly Replacement 
  10. GM4409091Courtesy of GENERAL MOTORS COMPANY

    Rear Differential Clutch Control Module Bolt (1) - Remove

  11. GM4409093Courtesy of GENERAL MOTORS COMPANY

    Disconnect the connectors from the rear differential clutch control module (1 - 3).

  12. GM4409094Courtesy of GENERAL MOTORS COMPANY

    Rear Differential Clutch Control Module Wiring Harness (1) - Remove

  13. GM4409096Courtesy of GENERAL MOTORS COMPANY

    Rear Differential Clutch Control Module (1) - Remove