Supercharger Removal

Special Tools 

EN 48898  Supercharger Lift Fixture

For equivalent regional tools, refer to Special Tools

Fig 1: Identifying Positive Crankcase Ventilation Dirty Air Hose
Courtesy of GENERAL MOTORS COMPANY
NOTE:
• The supercharger, throttle body, fuel injection rail and fuel injectors may be removed as an assembly. If not servicing the individual components, remove the supercharger as an assembly.
• Cover the inlet area of the supercharger to prevent dirt or debris contamination onto the rotors.
1. Remove the positive crankcase ventilation (PCV) - dirty air hose (1) from the valley cover and supercharger.
Fig 2: Supercharger Cover, Bolts & Seal
Courtesy of GENERAL MOTORS COMPANY
2. Remove the supercharger cover bolts (1) and the supercharger cover (2).
3. Remove the supercharger cover seal (3).
Fig 3: Insulator Seal
Courtesy of GENERAL MOTORS COMPANY
4. Remove the charge air cooler insulator (1).
Fig 4: Identifying Supercharger Rotors Area
Courtesy of GENERAL MOTORS COMPANY
5. Cover the supercharger rotors area (1) to prevent dirt or debris contamination onto the rotors.
Fig 5: Identifying Supercharger Bolts
Courtesy of GENERAL MOTORS COMPANY
6. Remove the supercharger bolts (1).
Fig 6: View Of Supercharger Lift Fixture
Courtesy of GENERAL MOTORS COMPANY
7. Install the EN 48898  fixture to the supercharger and tighten the EN 48898  fixture studs and nuts until snug.
8. Using a lifting device, remove the supercharger from the engine.