Turbocharger Disassemble

Special Tools 

EN-49940  Remover Quick Connector

For equivalent regional tools, refer to Special Tools .

Fig 1: Turbocharger Oil Return Pipe
Courtesy of GENERAL MOTORS COMPANY
1. Remove the 2 turbocharger oil return pipe bolts (2).
2. Remove the turbocharger oil return pipe (1) and the sealing (3) from the turbocharger.
Fig 2: Turbocharger Coolant Feed Pipe
Courtesy of GENERAL MOTORS COMPANY
NOTE:

The quick fitting connectors should be always replaced when the turbocharger coolant pipes are removed

3. Install the EN-49940  remover (2) to the turbocharger coolant feed pipe (1) and the quick fitting connector as shown.
4. Compress the EN-49940  remover and remove the turbocharger coolant feed pipe direction of the arrow.
Fig 3: Quick Fitting Connector And Seal Ring
Courtesy of GENERAL MOTORS COMPANY
5. Remove the quick fitting connector (2) and the seal ring (1).
6. Use the same procedure for the turbocharger coolant return pipe and the turbocharger coolant return pipe quick fitting connector.
Fig 4: Turbocharger Wastegate Actuator Components
Courtesy of GENERAL MOTORS COMPANY
7. Remove the clamp.(<p01>)
8. Turbocharger Wastegate Actuator Hose(<p01>)@Turbocharger Wastegate Actuator(<p01>)»Remove
9. Retainer(<p01>)@Turbocharger Wastegate Actuator»Remove
10. Nut(<p01>)@Turbocharger Wastegate Actuator»Remove [<p01>x]
11. Turbocharger Wastegate Actuator(<p01>)@Turbocharger(<p01>)»Remove
Fig 5: Turbocharger Wastegate Actuator
Courtesy of GENERAL MOTORS COMPANY
12. Measure the removed turbocharger wastegate actuator (1) with caliper as shown.
13. Notice the value (a).