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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 97 (Engine Mechanical - 2.0L (LTG) Or 2.5L (LCV) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Engine Replacement (LCV, LTG with Automatic Transmission and Rear Wheel Drive) >> 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.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Recover the refrigerant system . Refer to Refrigerant Recovery and Recharging .
  3. Drain the cooling system. Refer to Cooling System Draining and Filling (Static)Cooling System Draining and Filling (GE 47716) .
    4. Fig 1: Intake Manifold Cover
    GM2837357Courtesy of GENERAL MOTORS COMPANY
  4. Remove the intake manifold cover (1). Refer to Intake Manifold Cover Replacement .
    5. Fig 2: Air Cleaner Assembly & Outlet Duct
    GM2837360Courtesy of GENERAL MOTORS COMPANY
  5. Remove the air cleaner assembly (1). Refer to Air Cleaner Assembly Replacement (LTG)Air Cleaner Assembly Replacement (LCV) .
  6. Remove the air cleaner outlet duct (2). Refer to Air Cleaner Outlet Duct Replacement (LCV)Air Cleaner Outlet Duct Replacement (LTG) .
    7. Fig 3: Radiator Surge Tank Inlet Hose
    GM2837685Courtesy of GENERAL MOTORS COMPANY
  7. Disconnect the radiator surge tank inlet hose (1) from the engine. Refer to Radiator Surge Tank Inlet Hose Replacement (LTG) .
  8. Remove the radiator inlet hose. Refer to Radiator Inlet Hose Replacement (LTG) .
  9. Remove the radiator outlet hose. Refer to Radiator Outlet Hose Replacement (LTG without V03)Radiator Outlet Hose Replacement (LTG with V03) .
  10. Disconnect the fuel feed hose from the engine. Refer to Fuel Feed Pipe Replacement (LCV)Fuel Feed Pipe Replacement (LTG)Fuel Feed Pipe Replacement (Chassis Fuel Feed Pipe to High Pressure Fuel Pump) .
    11. Fig 4: Air Conditioning Compressor And Condenser Hose
    GM2837769Courtesy of GENERAL MOTORS COMPANY
  11. Disconnect the air conditioning compressor and condenser hose (1). Refer to Air Conditioning Compressor and Condenser Hose Replacement (LCV)Air Conditioning Compressor and Condenser Hose Replacement (LTG) .
  12. Prepare the transmission for removal. Transmission Replacement (M5N with LTG Engine)Transmission Replacement (M5T with LCV Engine) .
  13. Disconnect the evaporative emission line at the canister purge solenoid and remove the line from the retainer.
  14. Remove the front compartment fuse block housing. Refer to Front Compartment Fuse Block Housing Replacement (With Out KlL9)Front Compartment Fuse Block Housing Replacement (With KL9) .
  15. Remove the ECM. Refer to Engine Control Module Replacement (LCV)Engine Control Module Replacement (LTG) .
  16. Disconnect the lever lock connector attached to the base of the ECM bracket.
  17. Remove the ground cable nut at the right front inner core support and remove the cable.
  18. Disconnect the engine harness retainers at the right engine compartment frame rail and position the harness on the engine.
  19. Remove the positive cable at the 100 amp pre-fuse base and position the cable on the engine.
  20. Disconnect the heater inlet hose at the heater core.
  21. Disconnect the heater outlet hose at the heater core.
  22. Disconnect the vacuum line at the brake booster.
  23. Disconnect the vacuum brake booster vacuum switch electrical connector.
  24. Remove the drivetrain and front suspension frame with the powertrain attached. Refer to Drivetrain and Front Suspension Frame Removal and Installation (V-Series)Drivetrain and Front Suspension Frame Removal and Installation (Non V-Series) .
  25. Secure the powertrain to the support table using straps and binders
  26. Ensure when raising the body the following items are clear from the frame:
    • Vacuum lines
    • Steering knuckles
    • Electrical wiring harnesses
  27. Separate the engine from the transmission. Transmission Replacement (M5N with LTG Engine)Transmission Replacement (M5T with LCV Engine)
  28. Disconnect electrical connectors as necessary.
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