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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 637 (Engine Mechanical - 3.5L (Unit Repair)) >> Repair Instructions >> Piston, Connecting Rod, and Bearings Cleaning and Inspection >> Piston Cleaning

Piston Cleaning

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Clean the piston skirts and the pins with a cleaning solvent. DO NOT wire brush any part of the piston.
  2. Clean the piston ring grooves with a groove cleaner. Ensure that the oil ring holes and slots are clean.
    WARNING: Wear safety glasses in order to avoid eye damage.
  3. Dry the piston with compressed air.