Standard Keyless Entry System: Unlocking
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 1999 GMC Yukon, 1999 GMC Suburban, 1999 GMC Pickup, 1999 Chevrolet Tahoe, and 1999 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Pickup trucks use a transmitter the does not have the REAR 2X push button on the face of the transmitter. See Fig 1
and Fig 2
.
Press the UNLOCK button on the transmitter once to unlock the driver's side door. Press the UNLOCK button on the transmitter twice within a half a second, and no later than three seconds time to unlock the remaining doors. This includes the liftgate on the utility vehicles which are equipped with this feature.