GM Service Manual Online
For 1990-2009 cars only

This feature allows you to customize the UNLOCK button on the remote keyless entry transmitter.

Programmable Modes

Mode 1: Remote All Doors Unlock. When you press UNLOCK on your remote keyless entry transmitter, all doors and the liftgate will unlock.

Mode 2: Remote Driver's Door Unlock Only. When you press UNLOCK on your remote keyless entry transmitter once, the driver's door will unlock. When you press UNLOCK on your remote keyless entry transmitter again within five seconds, all doors and the liftgate will unlock.

Your vehicle was originally programmed to Mode 2. The mode may have been changed since then. To determine the current mode, or to change the mode, do the following:

  1. Follow the instructions for Entering Programming Mode .
  2. Press UNLOCK on the remote keyless entry transmitter.
  3. Count the number of chimes you hear. The number of chimes indicates the vehicle's current programmed mode. If you do not wish to change the current mode, you can either exit the programming mode by following the instructions later in this section or program the next feature available on your vehicle.
  4. Press UNLOCK to change the current mode.
  5. Press UNLOCK until you hear the number of chimes corresponding to the mode selection you want.

The mode you selected is now set. You can either exit the programming mode by following the instructions later in this section or program the next feature available on your vehicle.