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Home >> Chevrolet >> 2021 >> Blazer RS, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 2.5L (LCV)) >> Repair Instructions >> Valve Rocker Arm Replacement (Intake) >> Installation Procedure

Installation Procedure

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  1. GM5162967Courtesy of GENERAL MOTORS COMPANY

    Apply clean engine oil to the valve stems and hydraulic valve lash adjusters as indicated by the arrows. Adhesives, Fluids, Lubricants, and Sealers 

  2. Apply clean engine oil to the valve rocker arm roller bearings. Adhesives, Fluids, Lubricants, and Sealers 
  3. GM5162972Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Used rocker arms must be returned to the original position on the camshaft. If the camshaft is being replaced, the valve rocker arms actuated by the camshaft must also be replaced.

    Valve Rocker Arm (1) - Install [8x]

  4. GM5162074Courtesy of GENERAL MOTORS COMPANY

    Install the intake camshaft position actuator (1) and camshaft (2). Camshaft Position Actuator and Intake Camshaft Replacement