Chevrolet Sonic manuals

Chevrolet Sonic Repair Manual: Turbocharger Removal

Special Tool

EN-49942 Holding Wrench

For equivalent regional tools, refer to Special Tools.


    Install the EN-49942 holding wrench  (2) to the turbocharger coolant
  1. Install the EN-49942 holding wrench  (2) to the turbocharger coolant feed pipe. Guide a ratchet wrench (1) along with an extension through EN-49942 holding wrench to the turbocharger coolant feed pipe hollow screw.


  2. Note:

    EN-49942 holding wrench  (2) should be installed to turbocharger coolant feed pipe as shown. The holding wrench should be installed to avoid twist of the turbocharger coolant feed pipe during the loosening procedure.

  3. Loosen the turbocharger coolant feed pipe hollow screw with ratchet wrench and extension (1).

  4. Remove the turbocharger coolant feed pipe hollow screw (3) and the 2 seal rings (1) and (2).
  5. Disconnect the turbocharger oil return pipe (4) from the engine block.

  6. Remove the turbocharger oil feed pipe bolt (5) from the oil cooler.
  7. Remove the turbocharger oil feed pipe hollow screw (4) and the 2 seal rings (1) and (3) and close the screw bore in the turbocharger.
  8. Remove the turbocharger oil feed pipe (2) and the rubber seal ring.
  9. Disconnect the turbocharger coolant return hose (6) from the oil cooler coolant inlet pipe and remove the turbocharger coolant return pipe bolt (7) from the oil cooler.

  10. Remove the 8 turbocharger nuts (1).

  11. Remove the turbocharger assembly (1) and the turbocharger gasket (2).
Turbocharger Oil Return Pipe Replacement
Removal procedure Remove the drivetrain and front suspension frame skid plate, if equipped. Refer to Drivetrain and Front Suspension Frame Skid Plate Replacement. ...

Turbocharger Replacement
Special Tools EN-49942 Holding Wrench For equivalent regional tools, refer to Special Tools. Removal Procedure Disconnect battery negative cable. Refer to Battery Negative Cable Dis ...

Other materials:

Front Lower Grille Replacement
Front Lower Grille Replacement Callout Component Name Preliminary Procedures Remove the front bumper fascia assembly. Refer to Front Bumper Fascia Replacement. Remove the front bumper fascia energy absorber. Refer to Fron ...

Engine Block Cleaning and Inspection
Special Tools EN-8087 Cylinder Gauge For equivalent regional tools, refer to Special Tools. Clean the sealing material from the gasket mating surfaces (2). Clean the engine block (1) and lower crankcase in a cleaning tank with solvent appropriate for aluminum. Refer ...

Transmission Disassemble (Gen 1)
Special Tools 3-9506289 Universal Adapter R-0007758 Holding Fixture S-9407198 Differential Bearing Race Wrench For equivalent regional tools, refer to Special Tools. Attach R-0007758 holding fixture (2) to the transmission. Attach R-0007758 holding fixture (2 ...

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