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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Frame And Underbody) >> Repair Instructions >> Drivetrain and Front Suspension Cradle Replacement (V-Series) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Suspension components attached to the frame use Torque-to-Yield fasteners and must be DISCARDED and replaced with NEW Torque Angle Yield (TAY) fasteners. The frame to body fasteners are not TAY fasteners.

NOTE:

Vehicle alignment is not required if the cradle is being lowered or dropped to perform another procedure. This vehicle is equipped with a cradle to body aligning feature: cradle to body through holes or self-aligning pins that are part of the cradle or body. Only align if replacing the cradle with a NEW part and transferring components.

  1. Using mechanics wire, support the radiator and AC condenser assembly to the vehicle body.
  2. Install the engine support fixture. Refer to Engine Support Fixture (LF4)Engine Support Fixture (LGX) .
  3. Fig 1: Vacuum Filter
    GM4017059Courtesy of GENERAL MOTORS COMPANY
  4. Disconnect the vacuum filter (1) from the radiator assembly.
  5. Fig 2: Upper Left Engine Mount
    GM4014463Courtesy of GENERAL MOTORS COMPANY
  6. Remove the fastener (1) from the upper left engine mount (2).
  7. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (V-Series) .
  8. Remove the front wheels. Refer to Tire and Wheel Removal and Installation (V-Series October 4th 2015 and Earlier)Tire and Wheel Removal and Installation (V-Series October 5th 2015 and Later) .
  9. Remove the front wheelhouse panel splash shields. Refer to Front Wheelhouse Splash Shield Replacement (AWD) Front Wheelhouse Splash Shield Replacement (RWD) .
  10. Remove the front compartment lower noise shields. Refer to Front Compartment Lower Noise Shield Replacement (RWD) Front Compartment Lower Noise Shield Replacement (AWD) .
  11. Remove the front cradle shear plate. Refer to Front Cradle Shear Plate Replacement (V Series) .
  12. Fig 3: Upper Right Engine Mount
    GM4014467Courtesy of GENERAL MOTORS COMPANY
  13. Remove the fastener (1) from the upper right engine mount (2).
  14. Remove the front compartment air deflector. Refer to Front Compartment Air Deflector Replacement (V Series) .
  15. Fig 4: Electric Power Steering Electrical Connectors And Steering Gear
    GM4016931Courtesy of GENERAL MOTORS COMPANY
  16. Disconnect the electric power steering electrical connectors (1) from the steering gear motor (2). Refer to FEP Connectors (Steering Gear) .
  17. Fig 5: Engine Mount Vacuum Control Solenoid
    GM4017111Courtesy of GENERAL MOTORS COMPANY
  18. Disconnect the electrical connector (1) from the engine mount vacuum control solenoid (2).
  19. Detach the harness retainers (3) from the front cradle frame.
  20. Disconnect the lower steering intermediate shaft (1) from the electric power steering assembly (2). Refer to Intermediate Steering Shaft Replacement (RWD)Intermediate Steering Shaft Replacement (AWD) .
  21. Fig 6: Engine Mount Vacuum Line
    GM4017200Courtesy of GENERAL MOTORS COMPANY
  22. Disconnect the vacuum hose connector (1) from the engine mount vacuum hose connector (2).
  23. Disconnect the right and left lower stabilizer shaft links from the stabilizer shaft. Refer to Stabilizer Shaft Link Replacement (V-Series) .
  24. Disconnect the outer tie rod ends from the steering knuckles. Refer to Steering Linkage Outer Tie Rod Replacement (V-Series) .
  25. Fig 7: Electronic Suspension Front Position Sensor Connectors And Level Sensor Links
    GM4017282Courtesy of GENERAL MOTORS COMPANY
  26. Disconnect the right and left electronic suspension front position sensor connectors (1) and detach the level sensor links (2) from the front lower control rear links (3).
  27. Disconnect the front lower control front links from the front suspension frame. Refer to Front Lower Control Front Link Replacement (V-Series)Front Lower Control Front Link Replacement (Non V-Series With AWD) .
  28. Disconnect the front lower control rear links from the front suspension frame. Refer to Front Lower Control Rear Link Replacement (V-Series) .
  29. Remove the fasteners from the charge air cooler to cradle bracket. Refer to Charge Air Cooler Replacement - Left Side (LF4) .
  30. Fig 8: Drivetrain And Front Suspension Frame
    GM4017516Courtesy of GENERAL MOTORS COMPANY
  31. Install J-39580  engine support stand under the frame.
  32. Lower the vehicle to the frame support table.
  33. Remove the eight drivetrain and front suspension frame mounting bolts (1, 2).
  34. With the aid of an assistant, carefully raise the body from the drivetrain and front suspension frame (3).
  35. Ensure when raising the body the following items are clear from the frame:
    • Vacuum lines
    • Steering knuckles
    • Electrical wiring harnesses
    • Oil coolers lines
  36. If the frame is being replaced, transfer the following components to the new frame;
  37. Fig 9: Vacuum System
    GM4017554Courtesy of GENERAL MOTORS COMPANY
  38. Transfer the vacuum system (2) to the frame and tighten the fastener (3) to 9 N.m (80 lb in).
  39. Install the vacuum solenoid fastener (1) and tighten to 9 N.m (80 lb in).
  40. Attach the vacuum line retainers to the frame.