Engine Flywheel Housing Installation

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Oil Cooler Adapter

Courtesy of GENERAL MOTORS CORP.

Install the oil cooler adapter with gaskets to the oil cooler.

NOTE: Refer to Fastener Notice .

Install the oil cooler adapter to oil cooler bolts.
Tighten: Tighten the oil cooler adapter to oil cooler bolts to 21 N.m (15 lb ft).
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.

Fig 2: View Of Flywheel Housing

Courtesy of GENERAL MOTORS CORP.

Install the flywheel housing to the cylinder block.
Install the flywheel housing bolts.
Tighten: Tighten the flywheel housing bolts to 80 N.m (60 lb ft)

Fig 3: View Of Turbocharger Oil Return Pipe Nuts

Courtesy of GENERAL MOTORS CORP.

Install a new gasket to the turbocharger oil return pipe.
Install the turbocharger oil return pipe to flywheel housing studs.
Tighten: Tighten the turbocharger oil return pipe to flywheel housing studs to 10 N.m (89 lb in).
Install the turbocharger oil return pipe nuts.
Tighten: Tighten the turbocharger oil return pipe nuts to 25 N.m (18 lb ft).