34. Engine Block Assemble

1. Apply sealer GM P/N 12346004 or the equivalent to the oil pressure switch threads.

Notice: Refer to Fastener Notice in Service Precautions.

2. Install the engine oil pressure switch.
Tighten the engine oil pressure switch to 13 Nm (115 inch lbs).





3. Install the camshaft position sensor.
4. Install the camshaft position sensor bolt.
Tighten the camshaft position sensor bolt to 10 Nm (89 inch lbs.).





5. Install the crankshaft position sensor into the side of the engine block.
6. Apply threadlock GM P/N 12345382 or the equivalent to the stud.
7. Install the crankshaft position sensor stud.
Tighten the crankshaft position sensor stud to 11 Nm (98 inch lbs.).





8. Apply sealer GM P/N 12346004 or the equivalent to the knock sensor.
9. Install the knock sensor.
Tighten the knock sensor to 19 Nm (14 ft. lbs.).





10. Apply sealer GM P/N 12346004 or the equivalent to the front oil gallery plugs.
11. Install the front 1/4 in oil gallery plugs (1,2).
Tighten the 1/4 in oil gallery plugs to 19 Nm (14 ft. lbs.).
12. Apply sealer GM P/N 12346004 or the equivalent to the front oil gallery plugs.
13. Install the front 1/8 inch oil gallery plugs (1,2).
Tighten the 1/8 in oil gallery plugs to 33 Nm (24 ft. lbs.).





14. Apply sealer GM P/N 12346004 or the equivalent to the rear oil gallery plugs.
15. Install the 1/4 inch rear oil gallery plugs (1,2,3).
Tighten the 1/4 in oil gallery plugs to 19 Nm (14 ft. lbs.).
16. Apply sealer GM P/N 12346004 or the equivalent to the rear oil gallery plugs.
17. Install the rear 1/8 inch oil gallery plugs (1,2,3).
Tighten the 1/8 inch oil gallery plugs to 33 Nm (24 ft. lbs.).
18. Apply sealer GM P/N 12346004 or the equivalent to the engine block plugs.
19. Install the remaining engine block plugs.





20. Apply sealant GM P/N 12346004 or the equivalent to the coolant drain plug.
21. Install the left coolant drain plug.
Tighten the coolant drain plug to 19 Nm (14 ft. lbs.).





22. Apply sealant GM P/N 12346004 or the equivalent to the coolant drain plug.
23. Install the right coolant drain plug.
Tighten the coolant drain plug to 19 Nm (14 ft. lbs.).