Removal and Replacement
Removal Procedure^ Tools Required
- J 36857 Engine Lift Brackets
1. Remove the hood.
2. Disconnect the battery negative cable from the battery. Refer to Battery Cable.
3. Remove the air cleaner duct and resonator from the throttle body.
4. Remove the ignition coil from the intake manifold. Refer to Ignition Coil and ICM Replacement.
5. Remove the electrical connector at the distributor. Refer to Distributor Replacement.
6. Remove the fuel supply lines from the fuel rail. Refer to Fuel Rail Assembly Replacement.
7. Drain the cooling system. Refer to Draining and Filling Cooling System in Cooling System.
8. Discharge to AC system. Refer to Refrigerant Recovery and Recharging in Heating and Air Conditioning.
9. Remove the air conditioning compressor from the engine block. Refer to Compressor Replacement in Heating and Air Conditioning.
10. Remove the radiator from the vehicle. Refer to Radiator Replacement in Cooling System.
11. Disconnect the electrical connectors on the throttle body. Refer to Throttle Body Assembly Replacement.
Caution: In order to avoid possible injury or vehicle damage, always replace the accelerator control cable with a NEW cable whenever you remove the engine from the vehicle.
In order to avoid cruise control cable damage, position the cable out of the way while you remove or install the engine. Do not pry or lean against the cruise control cable and do not kink the cable. You must replace a damaged cable.
12. Remove the accelerator control cable from the throttle body. Refer to Accelerator Controls Cable Replacement.
13. Remove the cruise control cables from the throttle body if equipped. Refer to Accelerator Controls Cable Replacement.
14. Remove the vacuum lines from the engine.
15. Remove the electrical connector from the EGR valve. Refer to EGR Valve Replacement.
16. Remove the generator from the generator mounting bracket. Refer to Generator Replacement.
17. Remove the engine electrical harness and tie out of the way.
18. Raise the vehicle and support with safety stands. Refer to Vehicle Lifting.
19. Remove the hoses from the power steering pump. Refer to Power Steering Hoses Replacement in Steering and Suspension.
20. Remove the front propeller shaft if equipped.
^ Refer to Propeller Shaft Replacement - One Piece.
^ Refer to Propeller Shaft Replacement - Two Piece.
^ Refer to Propeller Shaft Replacement - Three Piece.
21. Remove the ground wires from the engine block. Refer to Ground Strap Replacement.
22. Remove the starter motor from the engine block. Refer to Starter Motor Replacement in Starting and Charging.
23. Remove the flywheel inspection cover from the transmission if equipped.
24. Remove the bolts from the torque convertor to the flywheel if equipped. Refer to Transmission Replacement in Transmission and Drivetrain.
25. Remove the exhaust pipes from the exhaust manifolds.
^ For vehicles under 8600 lb GVWR, refer to Catalytic Converter Replacement (Gas, Below 8600 lb (GVWR)).
^ For vehicles over 8600 lb GVWR, refer to Catalytic Converter Replacement (Gas, 8600 lb and Above).
26. Remove the bolts from the transmission to the engine block.
^ For the automatic transmission. Refer to Transmission Replacement in Transmission and Drivetrain.
^ For the manual transmission Refer to Transmission Replacement in Transmission and Drivetrain.
27. Remove the engine auxiliary oil cooler lines from the engine block. Refer to Engine Oil Cooler Line Replacement.
28. Lower the vehicle. Refer to Vehicle Lifting.
29. Support the transmission with a suitable jack.
Notice: Refer to Fastener Notice in Service Precautions.
30. Attach J 36857 to the rear of the right cylinder head.
31. Install the attaching bolt and washer. Use GM P/N 9428217 with GM P/N 15650963.
^ Tighten the lift bracket bolts to 40 Nm (30 ft. lbs.).
32. Remove the front engine mount through bolts.
33. Remove the engine with a suitable lifting devise.
34. Remove the generator mounting bracket from the engine block. Refer to Accessory Mounting Brackets Replacement (Generator).
35. Remove the air conditioning compressor/power steering mounting bracket from the cylinder head. Refer to Accessory Mounting Brackets Replacement (AC).
36. Remove the lift brackets from the cylinder head.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. Attach J 36857 to the rear of the right cylinder head. Install the attaching bolt and washer. Use GM P/N 9428217 with GM P/N 15650963.
^ Tighten the lift bracket bolts to 40 Nm (30 ft. lbs.).
2. Attach J 36857 to the left front cylinder head. Install the attaching bolt and washer. Use GM P/N 9428217 with GM P/N 15650963.
^ Tighten the lift bracket bolts to 40 Nm (30 ft. lbs.).
3. Install the engine into the vehicle.
4. Install the engine mounting through bolts.
5. Remove the engine lift hooks from the cylinder head.
6. Install the air compressor/power steering mounting bracket to the engine block. Refer to Accessory Mounting Brackets Replacement (AC).
7. Install the generator mounting bracket. Refer to Accessory Mounting Brackets Replacement (Generator).
8. Raise the vehicle and support with safety stands. Refer to Vehicle Lifting.
9. Install the bolts from the transmission to the engine block.
^ For the automatic transmission. Refer to Transmission Replacement in Transmission and Drivetrain.
^ For the manual transmission. Refer to Transmission Replacement in Transmission and Drivetrain.
10. Install the ground straps to the engine block. Refer to Ground Strap Replacement.
11. Install the hoses to the power steering pump. Refer to Power Steering Hoses Replacement in Steering and Suspension.
12. Install the torque converter bolts. Refer to Transmission Replacement in Transmission and Drivetrain.
13. Install the convertor pan cover to the transmission. Refer to Transmission and Drivetrain.
14. Install the starter to the engine block. Refer to Starter Motor Replacement.
15. Install the oil cooler lines to the engine block if equipped. Refer to Engine Oil Cooler Line Replacement in Cooling System.
16. Install the exhaust pipes to the exhaust manifold.
^ For vehicles under 8600 lb GVWR, refer to Catalytic Converter Replacement (Gas, Below 8600 lb (GVWR))
^ For vehicles over 8600 lb GVWR, refer to Catalytic Converter Replacement (Gas, 8600 lb and Above).
17. Install the front propeller shaft (4WD). Refer to Propeller Shaft Replacement - One Piece or Propeller Shaft Replacement - Two Piece.
18. Lower the vehicle. Refer to Vehicle Lifting.
19. Install the fuel lines to the fuel rail. Refer to Fuel Rail Assembly Replacement.
20. Install the ignition coil to the upper intake manifold. Refer to Ignition Coil and ICM Replacement.
21. Install the electrical connector to the distributor. Refer to Distributor Replacement.
22. Install the electrical connector to the EGR valve. Refer to EGR Valve Replacement.
23. Install the electrical connectors to the throttle body. Refer to Throttle Body Assembly Replacement.
Caution: In order to avoid possible injury or vehicle damage, always replace the accelerator control cable with a NEW cable whenever you remove the engine from the vehicle.
In order to avoid cruise control cable damage, position the cable out of the way while you remove or install the engine. Do not pry or lean against the cruise control cable and do not kink the cable. You must replace a damaged cable.
24. Install the NEW accelerator control cable to the Throttle Body. Refer to Accelerator Controls Cable Replacement.
25. Install the vacuum lines to the engine.
26. Install the generator to the generator mounting bracket. Refer to Accessory Mounting Brackets Replacement (Generator).
27. Install the air conditioning compressor to the air conditioning/power steering mounting bracket. Refer to Compressor Replacement in Heating and Air Conditioning.
28. Install the engine electrical wiring harness to the engine.
29. Install the radiator to the vehicle. Refer to Radiator Replacement in Cooling System.
30. Install the Air Cleaner Duct and Resonator to the throttle body.
31. Fill the radiator with coolant. Refer to Draining and Filling Cooling System in Cooling System.
32. Recharge the air conditioning system. Refer to Refrigerant Recovery and Recharging in Heating and Air Conditioning.
33. Connect the battery negative cable to the battery. Refer to Battery Cable.
34. Install the hood.
35. Before starting a new engine or one that has been repaired. Refer to Engine Set-Up and Testing.
36. The final step is to perform the CKP System Variation Learn Procedure. Refer to CKP System Variation Learn Procedure.