59. Engine Block Plug Installation

Engine Block Plug Installation
^ Tools Required
- J 41712 Oil Pressure Switch Socket





1. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the coolant hole plug.

2. Notice: Refer to Fastener Notice in Service Precautions.

Install the engine coolant hole plug into the block.
^ Tighten the engine block coolant drain hole plug to 60 Nm (40 lb ft).





3. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the engine block heater, if applicable.
4. Install the engine block heater into the block.
^ Tighten the engine block heater to 50 Nm (37 lb ft).





5. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the oil gallery plugs.
6. Install the engine block top oil gallery plugs.
^ Tighten the top oil gallery plugs to 20 Nm (15 lb ft).





7. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the oil gallery plug.
8. Install the engine block left side oil gallery plug.
^ Tighten the left oil gallery plug to 30 Nm (22 lb ft).





9. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the oil gallery plugs.
10. Install the front oil gallery plugs.
^ Tighten the front oil gallery plugs to 30 Nm (22 lb ft).





11. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the oil gallery plugs.
12. Install the rear oil gallery plugs.
^ Tighten the rear oil gallery plugs to 20 Nm (15 lb ft).





13. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the engine block oil cooler hose fittings.
14. Install the engine block oil cooler hose fittings.
^ Tighten the engine block oil cooler hose fittings to 23 Nm (17 lb ft).





15. Important: Do not overtighten the knock sensor.

Install the left knock sensor to the engine block.
^ Tighten the left knock sensor to 20 Nm (15 lb ft).





16. Install the left side knock sensor heat shield.
17. Install the left side knock sensor heat shield bolts.
^ Tighten the bolts to 12 Nm (106 lb in).





18. Important: Do not overtighten the knock sensor.

Install the right knock sensor (719) to the engine block.
^ Tighten the right side knock sensor to 20 Nm (15 lb ft).
19. Install the right side knock sensor heat shield (720) and bolts (721).
^ Tighten the bolts to 12 Nm (106 lb in).





20. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the engine block coolant drain hole plugs.
21. Install the engine block coolant drain hole plugs.
^ Tighten the coolant drain hole plugs to 30 Nm (22 lb ft).





22. Apply sealer GM P/N 12377901 (Canadian P/N 10953504), to the outside diameter of the new camshaft rear bearing hole plug.





23. Install the NEW camshaft rear bearing hole plug to the proper depth of (a) 7.600-6.200 mm (0.299-0.244 inch).





24. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads of the oil pressure sensor.
25. Install the oil pressure sensor.
^ Using the J 41712 (1), tighten the oil pressure sensor to 30 Nm (22 lb ft).