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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 599 (Engine Mechanical - 3.8L (Unit Repair)) >> Repair Instructions >> Timing Chain and Sprockets Removal (L36)

Timing Chain and Sprockets Removal (L36)

WARNING: This page is about a different car, the 2002 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. Align the timing marks on the sprockets.
    Fig 1: Align The Timing Marks On The Sprockets
    G01764484Courtesy of GENERAL MOTORS CORP.
  2. Remove the timing chain dampener.
    Fig 2: Timing Chain Dampener
    G01764485Courtesy of GENERAL MOTORS CORP.
  3. Remove the camshaft sprocket bolt.
  4. Remove the camshaft sprocket.
  5. Remove the timing chain.
  6. Remove the crankshaft sprocket.
  7. Remove the crankshaft balancer key.
    Fig 3: Camshaft Sprocket, Timing Chain And Crankshaft Sprocket
    G01764486Courtesy of GENERAL MOTORS CORP.
  8. Remove the balance shaft drive gear.
    Fig 4: Balance Shaft Drive Gear
    G01764487Courtesy of GENERAL MOTORS CORP.
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