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Home >> Buick >> 1997 >> Park Avenue Ultra >> Repair and Diagnosis >> Engine Mechanical >> Engine Mechanical - 3.8L V6 - VINS [K,1] >> Removal & Installation >> Balance Shaft >> Removal

Balance Shaft: Removal

  1. Disconnect negative battery cable. Remove engine. See ENGINE . Remove flexplate/flywheel. Remove lower intake manifold. See INTAKE MANIFOLD (LOWER). Remove lifter guide. See Figure.
  2. Remove front cover. See FRONT COVER . Remove and discard balance shaft gear bolt. See Figure. Remove camshaft sprocket and timing chain. See TIMING CHAIN & SPROCKETS . Remove balance shaft retainer and gear. See Figure. Using Slide Hammer (J-6125-B), remove balance shaft from front of engine.
  3. Remove balance shaft plug from rear of cylinder block. Note direction of rear bearing installation. Using Rear Bearing Remover (J-36995-5), remove bearing from block. See Figure.
NOTE: Balance shaft and bearings are serviced as a complete assembly only. Use specified installation tools to prevent balance shaft damage.
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