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Home >> Chevrolet >> 2000 >> Astro Van Passenger, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1189 (Engine Mechanical (Repair Instructions 3 Of 5) - 3.6L (Ly7)) >> Repair Instructions (Off-Vehicle Repair Instructions - Part 2) >> Cylinder Head Cleaning and Inspection >> Cleaning Procedure

Cleaning Procedure

WARNING: This page is about a different car, the 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove any old thread sealant, gasket material or sealant using J 28410  .
  2. Clean all cylinder head surfaces with non-corrosive solvent.
    3. CAUTION: Refer to Safety Glasses Caution in Cautions and Notices.
  3. Blow out all the oil galleries using compressed air.
  4. Remove any carbon deposits from the combustion chambers using the J 8358  .
  5. Clean any debris or build-up from the lifter pockets.
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