GM Service Manual Online
For 1990-2009 cars only

Engine Block Disassemble LTD, LE5


    Object Number: 2146311  Size: SH
  1. Remove the engine block coolant drain plug.
  2. Remove the oil flow check valve.
  3. Remove the rear oil passage plug.
  4. Remove the 6 oil passage plugs on the sides of the block (3).
  5. Remove the 2 water passage plugs on the top of the block (2).
  6. Remove the 2 front oil passage plugs (4).

  7. Object Number: 2148497  Size: SH
  8. Remove the knock sensor (1) and bolt.

  9. Object Number: 2148499  Size: SH
  10. Remove the oil pressure switch (2).
  11. Remove the crankshaft position (CKP) sensor (1) and bolt.

  12. Object Number: 2146314  Size: SH
  13. If equipped, loosen the piston oil nozzle assembly (1) bolt and remove the piston oil nozzle assembly.