GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC Suburban - 4WD 🢒 Engine 🢒 Engine Mechanical - 7.4L 🢒 Engine Front Cover Removal

    Object Number: 180901 Size: SH
  1. Remove the crankshaft position sensor bolt (1).
  2. Remove the crankshaft position sensor (2).

    3. Object Number: 562733 Size: SH
  3. Remove the O-ring seal from the crankshaft position sensor.
  4. Discard the O-ring seal.

    5. Object Number: 342207 Size: SH
  5. Remove the engine front cover bolts (1).

    6. Object Number: 64547 Size: SH

    Important: The engine front cover gasket is reusable.

  6. Remove the engine front cover.
  7. Remove the engine front cover gasket.
  8. Remove the crankshaft front oil seal from the engine front cover.