Rear Door Security Locks - Hummer 2003 H2 Owner's Manual

Delayed Locking
When locking the doors with the power lock switch or
the keyless entry transmitter and any of the doors or the
liftgate is open, the delayed locking feature will delay
locking the doors and tailgate until five seconds after the
last door is closed. You will hear three chimes to signal
that the delayed locking feature is in use.
Pressing the power lock switch or the lock button on the
keyless entry transmitter twice will override the delayed
locking feature and immediately lock all the doors.
You can turn the delayed locking feature off or back on
again by doing the following:
1. With the driver door open, press and hold the power
door lock switch in the lock position.
2. Press unlock twice on the remote keyless entry
transmitter.
This feature will not operate if the key is in the ignition.
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Rear Door Security Locks

With this feature, you can lock the rear doors so they
cannot be opened from the inside by passengers.
To use one of these locks, do the following:
1. Open one of the rear doors.
You will find a security
lock located on the
inside edge of each
rear door.