GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Sierra - 2WD 🢒 Engine 🢒 Engine Mechanical - 6.6L 🢒 Fuel Injection Pump Removal

    Object Number: 1650673 Size: SH
  1. Remove the camshaft gear access hole cover bolt.
  2. Remove the camshaft gear access hole cover.

    3. Object Number: 1650675 Size: SH
  3. Rotate the crankshaft until the camshaft gear tension relief hole is in line with the front cover access hole.

    4. Object Number: 1650676 Size: SH
  4. Use a suitable tool to unload the spring tension from the two piece cam gear. Apply pressure towards the right side of the engine while removing the injection pump.

    5. Object Number: 1336114 Size: SH
  5. Remove the four fuel injection pump bolts.
  6. Remove the fuel injection pump.