Buick Enclave 2008 Owner's Manual page 379

4. To identify the appropriate jacking location, find the
triangle (A) about 12 inches (30.5 cm) from the front
tire or (B) about 10.5 inches (27 cm) from the
rear tire.
The triangle is located near each wheel on the
vehicle's exterior.
Notice: If a jack is used to raise the vehicle without
positioning it correctly, your vehicle could be
damaged. When raising your vehicle on a jack,
avoid contact with the rear axle control arms.
5. Do not raise the vehicle yet. Put the compact spare
tire near you.
5-78
CAUTION:
{
Getting under a vehicle when it is jacked up is
dangerous. If the vehicle slips off the jack, you
could be badly injured or killed. Never get under
a vehicle when it is supported only by a jack.
CAUTION:
{
Raising your vehicle with the jack improperly
positioned can damage the vehicle and even
make the vehicle fall. To help avoid personal
injury and vehicle damage, be sure to fit the
jack lift head into the proper location before
raising the vehicle.