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Home › Chevrolet › 2017 › Trax LS, AWD › Repair and Diagnosis › Engine Performance › Engine Control Systems › Engine Controls And Fuel - 1.4L (LUV) - Repair Instructions › Repair Instructions › Charge Air Bypass Valve Replacement › Installation Procedure

Installation Procedure

    Fig 1: Charge Air Bypass Valve Piston/Membrane
    GM4033157Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure there is no dirt or debris in the turbocharger housing valve cavity.

  1. Install Charge Air Bypass Valve Membrane (3)
  2. Install Charge Air Bypass Valve Piston (2)
  3. Install Valve Spring (1)
    4. Fig 2: Charge Air Bypass Valve Cover
    GM4033086Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The charge air bypass valve piston guide pin fits inside the charge air bypass valve cover guide bore.

  4. Install Charge Air Bypass Valve Cover (2)
    5. CAUTION:

    Refer to Fastener Caution .

  5. Install Fastener (1) & Tighten the bolts until snug.
  6. Install Fastener (1) Tighten 12 N.m (106 lb in)
  7. Use GE-23738-A  Vacuum Pump to check for vacuum leak.
    8. Fig 3: Charge Air Bypass Valve Tube
    GM4033059Courtesy of GENERAL MOTORS COMPANY
  8. Loosely install Hose Clamp (1) @Charge Air Bypass Valve Tube Connector (2)
  9. Install Charge Air Bypass Valve Tube Connector (2)
  10. Hose Clamp (1) @Charge Air Bypass Valve Tube Connector (2), Move into position & Tighten
  11. Install Turbocharger Wastegate Actuator - Turbocharger Assemble
  12. Install Exhaust Manifold Heat Shield.Exhaust Manifold Heat Shield Installation .
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