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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1497 (Engine Mechanical - 4.2L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Valve Rocker Arm and Valve Lash Adjuster Installation

Valve Rocker Arm and Valve Lash Adjuster Installation

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Lubricate and fill the valve lash adjusters with engine oil.
  2. Install the valve lash adjusters in their original locations.
    Fig 1: Installing Valve Lash Adjusters
    G02128879Courtesy of GENERAL MOTORS CORP.
  3. Lubricate the valve rocker arm roller, needle bearings, valve pallet, and lash adjuster pocket.
  4. Install the valve rocker arms in their original locations.
    Fig 2: Installing Valve Rocker Arms
    G02128880Courtesy of GENERAL MOTORS CORP.
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