GM Service Manual Online
For 1990-2009 cars only

    Object Number: 2141737  Size: SH
  1. Remove the oil pan drain plug (1) and allow the engine oil to drain into a suitable container.

  2. Object Number: 2141739  Size: SH
  3. Remove the oil filter (1).
  4. Discard the oil filter.

  5. Object Number: 188052  Size: SH
  6. Remove both the engine block coolant drain hole plugs and allow the coolant to drain into a suitable container.