Flywheel Housing Installation

Flywheel Housing Installation





1. Install the oil cooler adapter (3) with gaskets (1) and (4) to the oil cooler.

Caution:
Refer to Fastener Caution Fastener Caution.

2. Install the oil cooler adapter to oil cooler bolts (2) and tighten to 25 Nm (18 lb ft).

3. Apply a 2-3 mm wide by 0.5-1.5 mm high bead of GM P/N 12378521 (Canadian P/N 88901148) sealant to the engine block mating surface.





4. Install the flywheel housing (1) to the cylinder block.

5. Install the flywheel housing bolts (2) and (3).





6. Tighten the flywheel housing bolts (1) and (2) in sequence to 95 Nm (70 lb ft).





7. Install the oil cooler adapter studs (2) and tighten to 8 Nm (71 lb in).

8. Install the oil cooler adapter nuts (1) and tighten to 25 Nm (18 lb ft).





9. Install a new gasket to the turbocharger oil return pipe.

10. Install the turbocharger oil return pipe to flywheel housing studs (2) and tighten to 8 Nm (71 lb in).

11. Install the turbocharger oil return pipe nuts (1) and tighten to 25 Nm (18 lb ft).