GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 G6 🢒 Engine 🢒 Engine Mechanical - 3.6L 🢒 Primary Camshaft Drive Chain and Sprockets Replacement

Tools Required

EN 46111 Crankshaft Rotation Socket

Removal Procedure
  1. Remove the spark plugs in order to ease crankshaft/engine rotation. Refer to Spark Plug Replacement .
  2. Remove the engine front cover. Refer to Engine Front Cover Replacement .
  3. Remove the right bank secondary camshaft drive chain tensioner. Refer to Secondary Camshaft Drive Chain Tensioner Removal - Right Side .
  4. Remove the right bank secondary camshaft drive chain shoe. Refer to Secondary Camshaft Drive Chain Shoe Removal - Right Side .
  5. Remove the right bank secondary camshaft drive chain guide. Refer to Secondary Camshaft Drive Chain Guide Removal - Right Side .
  6. Remove the right bank secondary camshaft drive chain. Refer to Secondary Camshaft Drive Chain Removal - Right Side .
  7. Remove the primary camshaft drive chain tensioner. Refer to Primary Camshaft Drive Chain Tensioner Removal .
  8. Remove the primary camshaft drive chain upper guide. Refer to Primary Camshaft Drive Chain Guide Removal - Upper .

    9. Object Number: 1579009 Size: SH
  9. Remove the primary camshaft timing chain. Refer to Secondary Camshaft Drive Chain Removal - Right Side .

    10. Object Number: 1579022 Size: SH
  10. Remove the crankshaft sprocket from the nose of the crankshaft.

Installation Procedure

    Object Number: 1579311 Size: SH
  1. Ensure the crankshaft sprocket is installed with the timing mark (1) visible.

    2. Object Number: 1579022 Size: SH
  2. Install the crankshaft sprocket on to the nose of the crankshaft.
  3. Align the notch in the crankshaft sprocket with the pin in the crankshaft.
  4. Slide the crankshaft sprocket on the crankshaft nose until the crankshaft sprocket contacts the step in the crankshaft.

    5. Object Number: 1579314 Size: SH
  5. Ensure the crankshaft is in the stage one timing position with the crankshaft sprocket timing mark (1) aligned to the stage one timing mark on the oil pump cover (2) using the EN 46111 . Refer to Camshaft Timing Drive Chain Alignment Diagram - Stage One.

    6. Object Number: 1579009 Size: SH
  6. Install the primary camshaft timing chain. Refer to Primary Camshaft Drive Chain Installation .
  7. Install the primary upper camshaft drive chain guide. Refer to Primary Camshaft Drive Chain Guide Installation - Upper .
  8. Install the primary camshaft drive chain tensioner. Refer to Primary Camshaft Drive Chain Tensioner Installation .
  9. Install the right bank secondary camshaft drive chain. Refer to Secondary Camshaft Drive Chain Installation - Right Side .
  10. Install the right bank secondary camshaft drive chain guide. Refer to Secondary Camshaft Drive Chain Guide Installation - Right Side .
  11. Install the right bank secondary camshaft drive chain shoe. Refer to Secondary Camshaft Drive Chain Shoe Installation - Right Side .
  12. Install the right bank secondary camshaft drive chain tensioner. Refer to Secondary Camshaft Drive Chain Tensioner Installation - Right Side .
  13. Install the spark plugs. Refer to Spark Plug Replacement .
  14. Install the engine front cover. Refer to Engine Front Cover Replacement .