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Home >> Chevrolet >> 2002 >> Astro Van Passenger, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 829 (Engine Mechanical - 4.3L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Balance Shaft Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Safari and 2003 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the radiator. Refer to RADIATOR REPLACEMENT in Engine Cooling.
  2. Remove the A/C condenser, if equipped. Refer to CONDENSER REPLACEMENT in Heating Ventilation and Air Conditioning.
  3. Remove the valve lifter pushrod guide. Refer to VALVE LIFTER REPLACEMENT  .
  4. Remove the camshaft timing chain and sprockets. Refer to TIMING CHAIN AND SPROCKETS REPLACEMENT  .

    Important:  The balance shaft and the front bearing are serviced only as a package. Do not remove the bearing from the balance shaft.

  5. Remove the balance shaft. Refer to BALANCE SHAFT REMOVAL  .
  6. Clean and inspect the balance shaft. Refer to BALANCE SHAFT CLEANING AND INSPECTION  .
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