Buick 1994 Skylark Owner's Manual page 181

You could be injured if the vehicles roll. Set the
parking brake firmly on each vehicle. Put an
automatic transaxle in
"P,'
(Park)
or
a manual
transaxle in
" N '
(Neutral).
lights that aren't needed, and radios. This will avoid
sparks and help save both batteries. And it could
save your radio!
3. Turn off the ignition on both vehicles. Turnoff all
If
you leave your radio on,
it
could be badly
damaged. The repairs wouldn't be covered by
your warranty.
4. Open the hood and locate the batteries.
Find the positive (+) and negative (-)
terminals on
each battery.
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