Buick 2005 LeSabre Owner's Manual page 284

Notice: If the jumper cables are removed in the
wrong order, electrical shorting may occur and
damage the vehicle. The repairs would not be
covered by your warranty. Remove the jumper
cables in the correct order, making sure that the
cables do not touch each other or other metal.
Jumper Cable Removal
A. Dead Battery or Remote Positive (+) Terminal
B. Good Battery or Remote Positive (+) and Remote
Negative ( ) Terminals
C. Heavy, Unpainted Metal Engine Part or Remote
Negative ( ) Terminal
5-44
To disconnect the jumper cables from both vehicles, do
the following:
1. Disconnect the black negative ( ) cable from the
vehicle that had the dead battery.
2. Disconnect the black negative ( ) cable from the
vehicle with the good battery.
3. Disconnect the red positive (+) cable from the
vehicle with the good battery.
4. Disconnect the red positive (+) cable from the
other vehicle.
5. Return the positive (+) remote terminal cover to its
original position.