Engine Flywheel Housing Removal

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

J 37228 Seal Cutter

Remove the turbocharger oil return pipe nuts from the top of the flywheel housing.
Remove the turbocharger oil return pipe studs.

Fig 1: View Of Turbocharger Oil Return Pipe Nuts

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: The upper oil pan must be removed before removing the flywheel housing.

Remove the flywheel housing bolts.
Separate the flywheel housing from the cylinder block using J 37228 .
Remove the flywheel housing.

Fig 2: View Of Flywheel Housing

Courtesy of GENERAL MOTORS CORP.

Remove the turbocharger oil return pipe gasket from the flywheel housing.
Remove the oil cooler adapter bolts.

Fig 3: View Of Oil Cooler Adapter

Courtesy of GENERAL MOTORS CORP.

Remove the oil cooler adapter with gaskets.