GMC T-Series 1999 Owner's Manual page 154

5. Check that the jumper cables don't have loose or
missing insulation. If they do, you could get a shock.
The vehicles could be damaged, too.
Before you connect the cables, here are some basic
things you should know. Positive (+) will go to
positive (+) and negative (
engine part or some other well
connect positive (+) to negative (
short that would damage the battery and maybe
other parts too.
CAUTION:
Fans or other moving engine parts can injure you
badly. Keep your hands away from moving parts
once the engine is running.
5-6
-
) will go to a metal
-
grounded part. Don't
-
) or you'll get a
6. Connect the red
positive (+) cable to the
positive (+) terminal of
the vehicle with the
dead battery.
7. Don't let the other
end touch metal.
Connect it to the
positive (+) terminal
of the good battery.
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