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Home >> Chevrolet >> 2015 >> Camaro LS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 6.2L (L99 LS3 LSA) Or 7.0L (LS7) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Camshaft Timing Chain and Sprocket Replacement (LS3, LSA) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the oil pump. Refer to Oil Pump, Screen, and Crankshaft Oil Deflector Replacement (L99, LS3,LSA) .
    2. Fig 1: View Of Camshaft Sprocket, Timing Chain & Sprocket Bolt
    GM1658175Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Do not turn the crankshaft assembly after the timing chain has been removed in order to prevent damage to the piston assemblies or the valves.

  2. Rotate the crankshaft until the timing marks on the crankshaft and the camshaft sprockets are aligned.
  3. Remove the camshaft sprocket bolt (206) and discard sprocket bolt.
  4. Remove the camshaft sprocket (205) and timing chain (208).
    5. Fig 2: View Of Timing Chain Tensioner & Bolts
    GM1658178Courtesy of GENERAL MOTORS COMPANY
  5. Remove the timing chain tension bolts (231) and tensioner (232).
    6. Fig 3: View Of Crankshaft Sprocket Special Tools
    GM1658180Courtesy of GENERAL MOTORS COMPANY
  6. Using the J 41816-2  crankshaft end protector (1), the J 41558  crankshaft sprocket remover (2), bolts (3) and the J 8433  puller bar (4) in order to remove the crankshaft sprocket.
    7. Fig 4: View Of Crankshaft Sprocket
    GM1658182Courtesy of GENERAL MOTORS COMPANY
  7. Remove the crankshaft sprocket (207).
    8. Fig 5: View Of Crankshaft Key & Keyway
    GM156149Courtesy of GENERAL MOTORS COMPANY
  8. Remove the crankshaft sprocket key, if required.
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