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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Mechanical - 4.6L (4 Of 5)) >> Off-Vehicle Repair Instructions (2 Of 3) >> Cylinder Head Cleaning and Inspection >> Cleaning Procedure

Cleaning Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Clean all cylinder head surfaces with non-corrosive solvent.
    2. CAUTION: Refer to SAFETY GLASSES CAUTION in Cautions and Notices.
  2. Blow out all the oil galleries using compressed air.
  3. Remove any carbon deposits from the combustion chambers using the J 8358  . See Special Tools .
  4. Remove any gasket material with the J 28410  . See Special Tools .
  5. Clean any debris or build-up from the lifter pockets.
  6. Inspect the cylinder head again for the items noted under Visual Inspection.
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