GM Service Manual Online
For 1990-2009 cars only

Object Number: 1370317  Size: A3

The power door lock switches are located on the front doors.

Press the bottom part of the power door lock switch to lock or the top of the switch to unlock all the doors at once.

The rear doors do not have power door lock switches. You must use the manual levers to lock and unlock the rear doors when riding in the rear seat.