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Assembly Procedure Hummer H3 I

Mechanical ~207 words
  1. Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the threads.
  2. Install the (end) oil gallery plugs. Tighten: Tighten the oil gallery plugs to 38 N.m (28 lb ft).
  3. Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the plugs.
  4. Install the (inner) oil gallery plugs.
  5. Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the plug.
  6. Install the water jacket plug.
  7. Use J 38820 to install the valve seals. See «Special Tools»(ref-266929-S21104908392007100900000) . There is only one size valve seal.
  8. Install the valves. 0.075 mm (0.003 in) oversized valves are available if the valve guides needed to be reamed. Use the same (original size) valve seal.
  9. Install the valve spring and the valve spring retainer.
  10. Use J 8062 (2) and EN 46119 (1) to compress the valve spring. See «Special Tools»(ref-266929-S21104908392007100900000) .
  11. Install the valve keys.
  12. Remove J 8062 and EN 46119 . See «Special Tools»(ref-266929-S21104908392007100900000) .
  13. Install the remaining valves, springs and other components.
  14. Install the spark plugs. Tighten: Tighten the spark plugs to 18 N.m (13 lb ft).
  15. Install the A.I.R. injection pipe gasket.
  16. Install the A.I.R. injection pipe cover.
  17. Install the A.I.R. injection pipe studs. Tighten: Tighten the studs to 25 N.m (18 lb ft).