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Home >> Chevrolet >> 2001 >> Camaro Base, 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 63 (Engine Mechanical - 3.8L (On-Vehicle)) >> Repair Instructions >> Timing Chain and Sprockets Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the engine front cover. Refer to Engine Front Cover Replacement .
  2. Align the timing marks (2) on the sprockets (1, 3) so that they are as close together as possible.
    Fig 1: Aligning Timing Marks
    G01728831Courtesy of GENERAL MOTORS CORP.
  3. Remove the timing chain dampener.
  4. Remove the camshaft sprocket bolt.
  5. Remove the timing chain (1) and camshaft sprocket (2).
    Fig 2: Removing Timing Chain And Camshaft Sprocket
    G01728832Courtesy of GENERAL MOTORS CORP.

    Important:  If the crankshaft sprocket does not come off easily, a light blow on the edge of the sprocket (with a plastic mallet) should dislodge the sprocket.

  6. Remove the crankshaft sprocket (3).
  7. Clean the timing chain.
  8. Clean the sprockets.
  9. Inspect all the components for wear or damage.
  10. If the balance shaft timing has been disturbed. Refer to BALANCE SHAFT REMOVAL and BALANCE SHAFT INSTALLATION .
  11. Use the following steps if the pistons have been moved in the engine:
    1. 11.1. Turn the crankshaft in order to set the number one piston is at top dead center.
    2. 11.2. With the sprocket installed, turn the camshaft in order to have the timing mark straight down.
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