GM Service Manual Online
For 1990-2009 cars only
  1. Clean the area with epoxy manufacturer's recommended solvent and air dry.
  2. Mix sufficient amount of epoxy adhesive ('Araldite'™ or an equivalent product), following the manufacturer's recommendations.
  3. While the transmission case is hot, apply epoxy adhesive with a clean, dry stiff brush.
  4. Allow the adhesive to dry for the recommended time before starting the engine and checking the results of the repair.
  5. Repeat the fluid leak diagnosis previously detailed.