65. Engine Block Plug Installation

Engine Block Plug Installation





1. Add sealer GM P/N 12378521 (Canadian P/N 88901148) to the plug threads.

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

Install the engine block oil gallery plug to rear of block.
Tighten the engine block oil gallery plug to 80 Nm (40 ft. lbs.).





3. Add sealer GM P/N 12378521 (Canadian P/N 88901148) to the plug threads.
4. Install the engine block oil gallery plugs to front and left of block.
^ Tighten the side engine block oil gallery plugs to 35 Nm (26 ft. lbs.).
^ Tighten the single side engine block oil gallery plug to 80 Nm (40 ft. lbs.).





5. Add sealer GM P/N 12378521 (Canadian P/N 88901148) to the coolant temperature sensor threads.
6. Install the coolant temperature sensor.
Tighten the coolant temperature sensor to 14 Nm (124 inch lbs.).





7. Add sealer GM P/N 12378521 (Canadian P/N 88901148) to the EVAP solenoid bolt threads.
Tighten the EVAP solenoid bolt to 10 Nm (89 inch lbs.).





8. Install the knock sensor.
Tighten the knock sensor to 25 Nm (18 ft. lbs.).





9. Add sealer GM P/N 12378521 (Canadian P/N 88901148) to the crankshaft position sensor bolt.
10. Install the crankshaft position sensor and bolt.
Tighten the crankshaft position sensor bolt to 10 Nm (89 inch lbs.).





11. Install the oil pressure switch.
Tighten the oil pressure switch to 20 Nm (15 ft. lbs.).