Cadillac 2012 CTS Owner's Manual page 417

needed. This will avoid sparks
and help save both batteries.
And it could save the radio!
4. Open the hoods and locate the
positive (+) and negative ( )
terminal locations or the remote
positive (+) and remote
negative ( ) terminals of the
other vehicle. Then locate the
remote positive (+) location on
your vehicle. See
for more information
on locations of the terminals.
Your vehicle has a remote
negative ( ) ground location, as
shown in the illustration. It is
located on the left side of the
engine compartment. See
. You should
always use this remote ground
location, instead of the terminal
on the battery.
An electric fan can start up even
when the engine is not running
and can injure you. Keep hands,
clothing and tools away from any
underhood electric fan.