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Home >> Chevrolet >> 2018 >> Impala Premier, Gas/Ethanol >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.6L (LFX) - Repair Instructions >> Repair Instructions >> Secondary Air Injection Pipe Replacement >> Removal Procedure

Removal Procedure

  1. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement (LFX) .
  2. GM2899728Courtesy of GENERAL MOTORS COMPANY

    Disconnect the secondary air injection pipe (1) from the right side secondary air injection bypass valve (2). Refer to Plastic Collar Quick Connect Fitting Service .

  3. GM2899725Courtesy of GENERAL MOTORS COMPANY

    Disconnect the secondary air injection pipe (1) from the left side secondary air injection bypass valve (2). Refer to Plastic Collar Quick Connect Fitting Service .

  4. GM2899729Courtesy of GENERAL MOTORS COMPANY

    Disconnect the secondary air injection pipe (1) from the secondary air injection pump (2). Refer to Plastic Collar Quick Connect Fitting Service .