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Home >> GMC >> 2018 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 1.5L (LYX)) >> Repair Instructions - Off Vehicle >> Piston, Connecting Rod, And Bearing Cleaning And Inspection >> Piston Cleaning Procedure

Piston Cleaning Procedure

WARNING: This page is about a different variant/trim than selected.
    NOTE:

    DO NOT wire brush any part of the piston.

  1. Clean the piston skirts and the pins with a cleaning solvent.
  2. Clean the piston ring grooves with a groove cleaner. Ensure that the oil ring holes and slots are clean.
  3. WARNING:

    Refer to Safety Glasses Warning .

  4. Dry the piston with compressed air.