2009 HUMMER H3 jump cable

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Page 269 of 382

HUMMER H3 2009  Owners Manual When parts of the braking system
are replaced — for example,
when the brake linings wear down
and new ones are installed — be
sure to get new approved
replacement parts. If this is not
done, the b

Page 270 of 382

HUMMER H3 2009  Owners Manual Jump Starting
If the vehicle’s battery has run
down, you may want to use another
vehicle and some jumper cables
to start your vehicle. Be sure to use
the following steps to do it safely.
{CAUTION
Ba

Page 272 of 382

HUMMER H3 2009  Owners Manual {CAUTION
Fans or other moving engine
parts can injure you badly. Keep
your hands away from moving
parts once the engine is running.
5. Check that the jumper cables
do not have loose or missing
insulat

Page 273 of 382

HUMMER H3 2009  Owners Manual 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 servic