Installing Piston, Connecting Rod & Bearing: Installation

2006 Buick Allure CXSSECTION Installation
WARNING: This page is about a different variant/trim than selected.
  1. Position the crankshaft so the connecting rod journal is opposite the piston and connecting rod assembly being installed. This will aid in the installation of the connecting rod assembly.
  2. Lubricate the cylinder wall with engine oil.
  3. Install the connecting rod bearing inserts.
  4. Lubricate the connecting rod bearing insert surface with engine oil.
  5. Fig 1: Installing J 41507 To Connecting Rod
    GM38180Courtesy of GENERAL MOTORS CORP.
  6. Install J 41507Β  to the connecting rod. See Special ToolsΒ . Hand tighten the tool to the connecting rod.
  7. Install J 8037Β  to the piston.
  8. NOTE: Guide the lower connecting rod end carefully to avoid damaging the crankshaft journal.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.