Service manual

11. Apply threadlock GM P/N United States 12345382,
GM P/N Canada 10953489, or equivalent, to the
outside diameter of the NEW engine block
core hole plugs.
12. Install the NEW engine block core hole plugs.
A properly installed engine block core hole plug
must be installed flush or below the bottom of the
chamfer (1) of the engine block core hole.
13. Apply sealant GM P/N United States 12346004,
GM P/N Canada 10953480, or equivalent, to the
threads of the engine block coolant drain
hole plug.
14. Install the engine block coolant drain hole plug.
Tighten
Tighten the engine block coolant drain hole plug
to 20 N·m (15 lb ft).
15. Apply sealant GM P/N United States 12346004,
GM P/N Canada 10953480, or equivalent, to the
threads of the engine oil pressure sensor fitting.
Important: Do not loosen the oil pressure sensor
fitting after the initial torque has been obtained.
16. Install the engine oil pressure sensor fitting.
Tighten
Tighten the engine oil pressure sensor fitting to
15 N·m (11 lb ft).
Important: Do not rotate the engine oil pressure
sensor fitting more than 359 degrees after the initial
torque has been obtained.
17. Rotate the engine oil pressure sensor fitting
clockwise to the proper position (1), 50 degrees
from the centerline (2).
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6-106 Engine Mechanical - 5.0L and 5.7L Engine
2002 - Unit Repair (May 25, 2001)