Savana 2500 V8-6.6L DSL Turbo (2008)
4. Install NEW gaskets to the flywheel housing for the turbocharger oil return pipe and oil cooler adapter.
5. Apply a 2-3 mm (1/8 in) wide by 0.5-1.5 mm (1/16 in) high bead of sealant GM P/N 12378521 (Canadian P/N 88901148) to the engine block
mating surface.
6. Install the flywheel housing to the cylinder block.
7. Install the flywheel housing bolts.
Tighten the bolts to 80 N.m (60 lb ft).
8. Install the oil cooler adapter studs to the flywheel housing, if necessary.
Tighten the studs to 10 N.m (89 lb in).
9. Install the EGR cooling pipe. Refer to Exhaust Gas Recirculation Valve Cooler Replacement .
10. Install the oil cooler adapter nuts to the side of the flywheel housing.
Tighten the nuts to 25 N.m (18 lb ft).
11. Install the turbocharger oil return pipe studs, if necessary.
Tighten the studs to 10 N.m (89 lb in).
12. Install the turbocharger oil return pipe nuts.
Tighten the nuts to 25 N.m (18 lb ft).
13. Install the upper oil pan. Refer to Upper Oil Pan Replacement (See: Engine, Cooling and Exhaust/Engine/Engine Lubrication/Oil Pan/Service and
Repair/Upper Oil Pan Replacement) .
14. Install the left and right exhaust pipes. Refer to Exhaust Pipe Replacement - Left Side (6.6L (LMM)) () and Exhaust Pipe Replacement - Right