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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1814 (Engine Mechanical - 2.2L (L61)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Balance Shaft Drive Chain and Sprockets Cleaning and Inspection

Balance Shaft Drive Chain and Sprockets Cleaning and Inspection

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Inspecting Balance Shaft Drive Chain & Sprockets
    GM412472Courtesy of GENERAL MOTORS CORP.
  1. Inspect the balance shaft drive chain guides for cracking or wear.
  2. Replace the balance shaft drive chain guides if wear exceeds 1.12 mm (0.045 in) depth on the chain guide surface.
  3. Inspect the balance shaft drive chain tensioner guide shoe for wear.

    Replace the balance shaft drive chain tensioner guide shoe if wear exceeds 1.12 mm (0.045 in) depth on the chain guide surface.

  4. Inspect the balance shaft drive chain and sprockets for wear.
  5. Inspect the crankshaft sprocket faces for signs of movement.
  6. Inspect the alignment notch in the balance shaft for cracking or damage.
  7. Inspect the water pump, crankshaft, and balance shaft sprocket teeth and chain for signs of excessive wear, chipping, or seizure of the balance shaft drive chain links.
  8. Inspect the timing chain tensioner for damage or wear.