GM Service Manual Online
For 1990-2009 cars only

    Object Number: 201869  Size: SH
  1. With the vehicle in a level position, the oil level should be at the oil level line.
  2. If oil is required, remove the rubber window plug (1).
  3. Add lubricant until the fluid is level with the oil level line. Refer to Fluid and Lubricant Recommendations in Maintenance and Lubrication.