Removal (C3500 HD)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, 2002 GMC C3500 HD, and 2002 Chevrolet RV Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Some quantity of oil will exist inside the vent system. The crankcase vapor consist of vaporized oil that condenses within the vent and intake system. The inside of the air duct and compressor wheel housing will have some oil due to the venting of the crankcase vapors.
- Remove the engine cover from the upper intake manifold. Remove the Crankcase Depression Regulator (CDR) valve from the right valve rocker arm cover. Remove the braces from the turbocharger and the upper and lower intake manifold.
- Loosen the clamps on the hose between the air cleaner assembly and the turbocharger. Silicone sealant is used on the hose between the upper intake manifold and the turbocharger. Using a small flat-bladed screwdriver, break the seal on the hose between the upper intake manifold and the turbocharger. Slide the hose and the clamps toward the upper intake manifold. Remove the hose between the upper intake manifold and the turbocharger assembly.
- Remove the oil feed line from the turbocharger and position to the side. Partially raise the vehicle. Remove the right front tire from the vehicle. Remove the splash guard between the wheelhouse and the frame. Remove the exhaust pipe from the turbocharger. Remove the oil return line from the turbocharger. Remove the turbocharger from the right exhaust manifold.