Cadillac 2005 CTS Owner's Manual page 361

1. Place the wheel wrench (A) securely over the wheel
nut (B). Turn the wheel wrench counterclockwise to
loosen all the wheel nuts. Don't remove them yet.
2. Find the jacking location using the diagram above
and corresponding hoisting notches located in the
plastic molding. The notches in the plastic molding
are marked with a triangle shape to help you
find them.
The front location (A) is about 14 inches (35.6 cm)
from the rear edge of the front wheel well, and
the rear location (B) is about 7 inches (17.8 cm)
from the front edge of the rear wheel well.
5-81