46. Oil Pump Installation

^ Tools Required
- J34853 Crankshaft Oil Seal Guide
1. Apply engine oil to a J34853





2. Fit the J34853

Important: Ensure that the oil seal lip is not turned out during oil pump installation.

3. Install the oil pump to the cylinder block. Use the J34853
4. Remove the J34853





5. Apply Loctite pipe sealant GM P/N 12346004 or the equivalent to the thread portion of the short oil pump mounting bolt (1) indicated.

Notice: Refer to Fastener Notice in Service Precautions.

6. Install the oil pump mounting bolts (2) to the oil pump assembly.
^ Tighten the oil pump mounting bolts to 11 Nm (97 inch lbs.).





7. Install the rubber seal (2) between the oil pump (1) and the coolant pump (3).





8. Use a sharp knife in order to cut off the edge Of the oil pump gasket if the edge of the gasket bulges out.
Verify that the edge is smooth and flush with the end faces of the pump case and the cylinder block.
9. Install the timing belt guide and the crankshaft timing gear.
Ensure that the concave side of the timing belt guide faces the oil pump.
10. Lock the crankshaft with a slotted screwdriver.
11. Secure the timing assembly with a crankshaft timing gear bolt.
^ Tighten the crankshaft timing gear bolt to 110 Nm (81 1b ft.).