GMC Sierra Denali Owner's Manual page 315

6. Connect the red
positive (+) cable to the
positive (+) terminal
of the vehicle with the
dead battery. Use
a remote positive (+)
terminal if the
vehicle has one.
8. Now connect the black
negative (-) cable
to
the good battery's
negative (-) cable.
Use a remote
negative (-) terminal
if the vehicle has one.
7 . Don't let the other end
touch metal. Connect it
to the positive (+)
terminal of the good
battery. Use a remote
positive (+) terminal
if the vehicle has one.
9. Don't let the other end touch anything until the next
step. The other end of the negative (-) cable
doesn't
go to the dead battery. It goes to a heavy,
unpainted metal part, or to the remote negative (-)
terminal on the vehicle with the dead battery.
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