Remote Keyless Entry (RKE) System
On some models, the RKE transmitter is used to lock and unlock the doors from up to 20m (65 ft) away from the vehicle.
On other models, it can be used up to 60m (195 ft) away.

Key Access

Keyless Access
Press
to unlock the driver door.
Press again within five seconds to unlock all remaining doors.
Press
to lock all doors.
Lock and unlock feedback can be personalized. See Vehicle Personalization.
Press and hold
to open the trunk/liftgate.
Press
and release to locate the vehicle.
Press and hold
for more than two seconds to sound the panic alarm.
Press
again to cancel the panic alarm.
For keyless access vehicles, press the button (A) to remove the key.
The key can be used for all locks.
See Keys and Remote Keyless Entry (RKE) System Operation (Keyless Access) or Remote Keyless Entry (RKE) System Operation (Key Access).
Test yourself
A quick Cadillac CTS quiz: every answer comes with an explanation and a link to the manual page.