Hummer 2009 H3 Owner's Manual page 273

10. Now start the vehicle with the
good battery and run the
engine for a while.
11. Try to start the vehicle that had
the dead battery. If it will not
start after a few tries, it probably
needs service.
Notice: If the jumper cables are
connected or removed in the
wrong order, electrical shorting
may occur and damage the
vehicle. The repairs would not
be covered by your warranty.
Always connect and 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. Heavy, Unpainted Metal Engine
Part or Remote Negative (−)
Terminal
B. Good Battery or Remote
Positive (+) and Remote
Negative (−) Terminals
C. Dead Battery or Remote
Positive (+) Terminal
Service and Appearance Care
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 (+) battery
terminal cover to its original
position.
5-37