GM Service Manual Online
For 1990-2009 cars only

    Object Number: 897112  Size: SH
  1. Remove the oil level indicator (429) and O-rings (441), if required.
  2. Remove the oil fill cap (545) and O-ring (546), if required.
  3. Remove the bolt (552), positive crankcase ventilation (PCV) valve (551) and O-rings (549, 550), if required.

  4. Object Number: 897113  Size: SH
  5. Remove the bolts (708), ignition coils (707) and spark plugs (706).

  6. Object Number: 897114  Size: SH
  7. Remove and discard the valve rocker arm cover gasket, valve rocker arm cover grommets and valve rocker arm cover bolts if they are serviced with the grommet.
  8. Remove the bolts (543), with grommets (544), valve cover (542) and gasket (541).
  9. Remove the seals (540), if required.