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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 4.3L V6 - VIN [Z] >> Removal & Installation >> Cylinder Head >> Removal

Cylinder Head: Removal

  1. Release fuel system pressure. See FUEL PRESSURE RELEASE. Remove intake manifold. See INTAKE MANIFOLD.
  2. Remove exhaust manifold. See EXHAUST MANIFOLD. Remove valve covers. Loosen rocker arm nuts. Rotate rocker arms to side. Remove push rods and mark for reassembly to original locations. Remove cylinder head bolts. Remove cylinder head.
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