47. Engine Block Assemble

Engine Block Assemble





1. Install the drain plug in the water pump.
2. Apply GM P/N 12378521 (Canadian P/N 88901148) or equivalent to the plug before installation.

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

Install the coolant jacket plugs.
^ Tighten the coolant jacket plug to 35 Nm (26 ft. lbs.).
4. Install the rear oil passage plugs.
5. Apply GM P/N 12378521 (Canadian P/N 88901148) or equivalent to the plugs before installation.
^ Tighten the oil passage plug to 60 Nm (44 ft. lbs.).
6. Install the other oil passage plugs.
7. Apply GM P/N 12378521 (Canadian P/N 88901148) or equivalent to the plug before installation.
^ Tighten the oil passage plugs to 35 Nm (26 ft. lbs.).





8. Lubricate the crankshaft position sensor O-ring with engine oil.
9. Install the crankshaft position sensor and bolt.
^ Tighten the crankshaft position sensor bolt to 10 Nm (89 inch lbs.).





10. Install the oil pressure switch.
^ Tighten the oil pressure switch to 22 Nm (16 ft. lbs.).





11. Install the knock sensor and bolt.
^ Tighten the knock sensor bolt to 25 Nm (18 ft. lbs.).





12. Install the piston oil squirters.
13. Install the piston oil squirter bolts.
^ Tighten the piston oil squirter bolts to 15 Nm (11 ft. lbs.).