Buick 1993 Roadmaster Owner's Manual page 211

. . , .
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..
7. Don't let the other end
touch metal. Connect it
to the positive
(+)
terminal of the good
battet'y.
Use.
a remote
positive
(+)
terminal if
!lie.
vehicle has one.
.
. . .
209