2007 Chevrolet Uplander Owner's Manual - Page 122

Q (Lock): To lock all doors and the liftgate, press the lock button on the remote keyless entry transmitter. See Power Door Locks on page 129 for more details on the power door lock features. If your vehicle has the content theft-deterrent system, the remote keyless entry transmitter's lock button may arm the system. See Content Theft-Deterrent on page 146 for more details. When you use the remote keyless entry transmitter to lock your vehicle, the turn signal lamps may flash to let you know the command has been received. If you press the lock button again, within five seconds, the horn will sound and the turn signal lamps may flash to let you know the vehicle is already locked. See "FOB LOCK FEEDBACK" under DIC Vehicle Personalization (Uplevel Only) on page 275 for additional information. If your vehicle has the content theft-deterrent system, the unlock button on the remote keyless entry transmitter will disarm the system. See Content Theft-Deterrent on page 146 for more details. When you use your remote keyless entry transmitter to unlock your vehicle the turn signal lamps will flash to let you know the command was received. L (Remote Alarm): When you press the horn button on the remote keyless entry transmitter, the turn signal lamps will flash and the horn will sound. This will allow you to attract attention, if needed. Press this button again to stop the alarm from sounding. " (Unlock): When you press unlock on the remote keyless entry transmitter, only the driver's door will unlock. If you press unlock again within five seconds, all the doors and the liftgate will unlock. If you would like all the doors to unlock the first time you press unlock, see "FOB UNLOCK ON 1ST PRESS" under DIC Vehicle Personalization (Uplevel Only) on page 275. 122