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Home >> Chevrolet >> 2021 >> Blazer RS, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 2.0L (LSY)) >> Repair Instructions >> Cylinder Head Overhaul >> Cleaning Procedure

Cleaning Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove any old thread sealant, gasket material or sealant.
  2. Clean all cylinder head surfaces with non-corrosive cleaning solvent.
  3. WARNING:

    Refer to Safety Glasses Warning .

  4. Blow out all the oil galleries using compressed air.
  5. Remove any carbon deposits from the combustion chamber.