GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 2003 🢒 Ascender - 2WD 🢒 Engine 🢒 Engine Mechanical - 4.2L 🢒 Engine Block Plug Removal

    Object Number: 715590 Size: SH
  1. Remove the engine block oil gallery plugs.

    2. Object Number: 715591 Size: SH
  2. Remove the engine block oil gallery plug from rear of block.

    3. Object Number: 637595 Size: SH
  3. Remove the crankshaft position sensor.

    4. Object Number: 637594 Size: SH
  4. Remove the knock sensors.

    5. Object Number: 637591 Size: SH
  5. Remove the EVAP solenoid.

    6. Object Number: 748319 Size: SH
  6. Remove the coolant temperature sensor.