GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1945813  Size: SH
  1. Clean the heat exchanger-to-oil filter housing sealing surfaces.
  2. Install a NEW gasket.
  3. Install the heat exchanger (1) to the oil filter housing.
  4. Caution: Refer to Fastener Caution in the Preface section.

  5. Install the 6 bolts (2) and tighten.
  6. Install the oil filter housing.

  7. Object Number: 1945800  Size: SH
  8. Clean the oil filter housing-to-thermostat housing sealing surfaces.
  9. Install 2 NEW gaskets.
  10. Push into the oil filter housing.
  11. Install the thermostat housing coolant pipe (1) to the oil filter housing.
  12. Install the 2 bolts and tighten to 8 N·m (71 lb in).