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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Engine Controls And Fuel - 3.6L (LF4 LGX) - Repair Instructions) >> Repair Instructions >> Turbocharger Wastegate Regulator Solenoid Valve Replacement (Bank 1)

Turbocharger Wastegate Regulator Solenoid Valve Replacement (Bank 1)

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Removal Procedure

  1. Intake Manifold Cover Replacement (LF4)Intake Manifold Cover Replacement (LGX) -Remove
    2. Fig 1: Electrical Connector
    GM4055268Courtesy of GENERAL MOTORS COMPANY
  2. Electrical Connector @ Turbocharger Wastegate Regulator Solenoid Valve -Disconnect
  3. Turbocharger Wastegate Actuator Vacuum Tank Solenoid Valve Tube Replacement @Turbocharger Wastegate Regulator Solenoid Valve-Disconnect
    4. Fig 2: Clamp
    GM4055302Courtesy of GENERAL MOTORS COMPANY
  4. Clamp -Loosen & Reposition
  5. Turbocharger Wastegate Actuator Vacuum Source Tube @ Turbocharger Wastegate Regulator Solenoid Valve -Disconnect
  6. Clamp -Remove
    7. Fig 3: Turbocharger Wastegate Regulator Solenoid Valve Bolt
    GM4055409Courtesy of GENERAL MOTORS COMPANY
  7. Turbocharger Wastegate Regulator Solenoid Valve Bolt -Remove
  8. Turbocharger Wastegate Actuator Vacuum Source Tube @ Turbocharger Wastegate Regulator Solenoid Valve -Disconnect
  9. Turbocharger Wastegate Regulator Solenoid Valve -Remove

Installation Procedure

    Fig 4: Turbocharger Wastegate Regulator Solenoid Valve
    GM4055409Courtesy of GENERAL MOTORS COMPANY
  1. Turbocharger Wastegate Regulator Solenoid Valve -Install
    2. CAUTION:

    Refer to Solenoid Valve Caution .

  2. Turbocharger Wastegate Actuator Vacuum Source Tube @ Turbocharger Wastegate Regulator Solenoid Valve -Connect
    3. CAUTION:

    Refer to Fastener Caution .

  3. Turbocharger Wastegate Regulator Solenoid Valve Bolt -Install and tighten 10 N.m (89 lb in)
    4. Fig 5: Turbocharger Wastegate Actuator Vacuum Source Tube Clamp
    GM4055302Courtesy of GENERAL MOTORS COMPANY
  4. Clamp @ Turbocharger Wastegate Actuator Vacuum Source Tube -Loosely install
  5. Turbocharger Wastegate Actuator Vacuum Source Tube @ Turbocharger Wastegate Regulator Solenoid Valve -Connect
  6. Turbocharger Wastegate Actuator Vacuum Tank Solenoid Valve Tube Replacement  @ Turbocharger Wastegate Regulator Solenoid Valve-Connect
    7. Fig 6: Turbocharger Wastegate Regulator Solenoid Electrical Connector
    GM4055268Courtesy of GENERAL MOTORS COMPANY
  7. Electrical Connector @ Turbocharger Wastegate Regulator Solenoid Valve -Connect
  8. Intake Manifold Cover Replacement (LF4) -Install
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