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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 804 (Engine Mechanical - 4.3L (Unit Repair)) >> Repair Instructions >> Piston and Connecting Rod Disassemble

Piston and Connecting Rod Disassemble

WARNING: This page is about a different car, the 2002 GMC Savana and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required 

J 24086-C  Piston Pin Remover/Installer

CAUTION: Refer to SAFETY GLASSES CAUTION .
  1. Remove the piston rings from the pistons.
    Fig 1: Piston Rings
    G01689640Courtesy of GENERAL MOTORS CORP.
  2. Press the piston pin from the connecting rod using the J 24086-C  .

    The piston pin has an interference fit into the connecting rod, and is full floating in the piston.

    Fig 2: Pressing Piston Pin Using J 24086-C
    G01689641Courtesy of GENERAL MOTORS CORP.
  3. Mark, separate, and organize the parts for assembly.
    Fig 3: Disassembled Views Of Piston & Connecting Rod
    G01689642Courtesy of GENERAL MOTORS CORP.